{"title":"Derailleurs \u0026 Parts","description":"\u003cp\u003eBrands include SHIMANO, Relwears and SRAM.\u003c\/p\u003e\u003cp\u003eIn this range: \u003ca href=\"\/collections\/rear-derailleurs\"\u003erear derailleurs\u003c\/a\u003e and front derailleurs.\u003c\/p\u003e\u003cp\u003ePart of our \u003ca href=\"\/collections\/derailleurs-shifters\"\u003ederailleurs \u0026amp; shifters\u003c\/a\u003e range.\u003c\/p\u003e","products":[{"product_id":"relwears-rd-tz500-6-7-speed-direct-mount-rear-derailleur-steel-body-32t-compatible","title":"Relwears RD-TZ500 6\/7-Speed Direct-Mount Rear Derailleur — Steel Body, 32T Compatible","description":"\u003cp\u003e\u003cstrong\u003eRelwears RD-TZ500 is a direct-mount rear derailleur built for 6- and 7-speed drivetrains, offering durable steel construction, smooth shifting, and compatibility up to a 32T cassette.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis derailleur is engineered as an affordable, dependable replacement or upgrade for entry-level mountain, road, folding, and commuter bikes. The RD-TZ500 pairs a strong steel body with a lightweight plastic guide wheel to balance toughness and cost, while its simple design makes installation and setup straightforward for hobbyists and mechanics alike.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the RD-TZ500 perform during shifting?\u003c\/h3\u003e\n\n\u003cp\u003eThe RD-TZ500 delivers predictable, smooth gear changes across 6- and 7-speed cassettes thanks to its straightforward linkage and 11T guide wheel. It’s optimized for reliable indexing without complex adjustments, so you get consistent shifts after a basic tune.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e11T guide pulley for controlled chain movement\u003c\/li\u003e\n  \u003cli\u003eSimple pivot geometry reduces unnecessary friction\u003c\/li\u003e\n  \u003cli\u003eWorks with indexed 6- and 7-speed shifters for quick gear swaps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs the derailleur tough enough for everyday riding?\u003c\/h3\u003e\n\n\u003cp\u003eThe core of the RD-TZ500 is a steel body that resists impact and bending, suitable for commuting and light trail use. The plastic guide wheel keeps weight down while providing reliable service for routine riding conditions.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSteel construction for durability under regular loads\u003c\/li\u003e\n  \u003cli\u003ePlastic pulley to lower rotating mass and cost\u003c\/li\u003e\n  \u003cli\u003eDesigned to tolerate common road and trail impacts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat drivetrains and cassettes are compatible?\u003c\/h3\u003e\n\n\u003cp\u003eThis derailleur supports 6- and 7-speed systems and is rated for cogs up to 32T, making it a flexible choice for many lower-range setups. It’s suitable for a wide range of bikes that use direct-mount rear derailleur configurations.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompatible with 6-speed and 7-speed indexed drivetrains\u003c\/li\u003e\n  \u003cli\u003eWorks with freewheels\/cassettes up to 32T maximum\u003c\/li\u003e\n  \u003cli\u003eDirect-mount design for compatible frames and hangers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and maintenance?\u003c\/h3\u003e\n\n\u003cp\u003eThe RD-TZ500 uses a straightforward structure that simplifies mounting, cable routing, and initial adjustment. Routine maintenance is minimal: keep the pulley clean, inspect the steel body for damage, and perform basic indexing to maintain shift quality.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eQuick to install on direct-mount dropouts with standard tools\u003c\/li\u003e\n  \u003cli\u003eSimple cable tension and limit screw adjustments for indexing\u003c\/li\u003e\n  \u003cli\u003eBasic upkeep: clean, lube pivot points, replace pulley if worn\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Relwears RD-TZ500 is aimed at budget-conscious riders and mechanics who need a robust, no-frills rear derailleur for commuter bikes, entry-level mountain and road bikes, folding bikes, and general-purpose cycles. If you want a dependable replacement that balances durability, simple maintenance, and compatibility with 6- and 7-speed systems (up to 32T), the RD-TZ500 is a practical, cost-effective choice. It’s especially suitable for cyclists prioritizing reliability over lightweight high-end components and for workshops stocking common, easy-to-service parts.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this derailleur fit my 7-speed mountain bike?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—Relwears RD-TZ500 fits 6- and 7-speed drivetrains and mounts directly to compatible frame hangers, supporting up to a 32T cog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install the RD-TZ500 myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—installation is straightforward with basic tools: attach the direct mount, route the cable, and set limit screws and indexing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Relwears","offers":[{"title":"Default Title","offer_id":59349576679772,"sku":"B0FH1WK2YN","price":35.12,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/relwears-rd-tz500-front-view.jpg?v=1791100062"},{"product_id":"shimano-front-derailleur-fd-m313-down-swing-for-7-8-speed-34-9mm-band-with-31-8-28-6mm-adapters-42-48t-dual-pull","title":"SHIMANO front derailleur FD-M313 Down-Swing for 7\/8-Speed, 34.9mm Band (with 31.8 \u0026 28.6mm Adapters) — 42\/48T, Dual-Pull","description":"\u003cstrong\u003eSHIMANO FD‑M313 is a down‑swing front derailleur engineered for 7\/8‑speed drivetrains, offering dual‑pull compatibility and a 34.9mm band clamp (includes 31.8mm and 28.6mm adapters) for 42\/48T chainrings.\u003c\/strong\u003e\n\n\u003cp\u003eThis compact front derailleur combines reliable shifting with straightforward installation for a wide range of commuter, touring and hybrid bikes. Its down‑swing design helps maintain smooth chain guidance while the dual‑pull capability makes it usable on bikes routed with either top or bottom pull cable systems. Built from tough materials, the FD‑M313 is intended to be a cost‑effective replacement or upgrade for bikes with 7 or 8‑speed cassette setups and medium‑to‑large chainrings.\u003c\/p\u003e\n\n\u003ch3\u003eWhat does \"down‑swing\" mean and why does it matter?\u003c\/h3\u003e\n\u003cp\u003eDown‑swing refers to the derailleur cage movement that drops downward to shift toward the larger chainring. This kinematic style offers a stable shifting arc and avoids interference with some frame designs. It also tends to be compatible with a variety of tube clearances and cable routing layouts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eProvides controlled chain movement toward bigger chainring\u003c\/li\u003e\n  \u003cli\u003eWorks well with frames that limit upward swing space\u003c\/li\u003e\n  \u003cli\u003eReduces contact with seat tube on many bikes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I fit this FD‑M313 to my bike?\u003c\/h3\u003e\n\u003cp\u003eThe derailleur comes with a 34.9mm band clamp and includes 31.8mm and 28.6mm adapters so you can match different seat tube diameters. Align the cage height to the chainring and set the lateral limit screws before tensioning the cable. The dual‑pull feature lets you choose top or bottom cable routing depending on your frame.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBand clamp fits 34.9mm, adapters for 31.8mm and 28.6mm tubes\u003c\/li\u003e\n  \u003cli\u003eAdjust height so cage is 1–3mm above largest chainring teeth\u003c\/li\u003e\n  \u003cli\u003eSet high\/low limit screws and fine‑tune cable tension\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich chainrings and gear systems is it compatible with?\u003c\/h3\u003e\n\u003cp\u003eThe FD‑M313 is designed to work with single front doubles that use 42T or 48T as the largest ring and with 7 or 8‑speed rear cassettes. It's optimized for common chain widths of those speeds and for road\/trekking style cranksets designed for medium tooth counts. Avoid pairing it with modern narrow 9\/10\/11‑speed chains without verifying clearance and shifting quality.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIntended for 42‑48T largest chainring sizes\u003c\/li\u003e\n  \u003cli\u003eWorks with 7 and 8‑speed chains and drivetrains\u003c\/li\u003e\n  \u003cli\u003eNot optimized for some newer 9+ speed narrow chains\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat durability and ride benefits can I expect?\u003c\/h3\u003e\n\u003cp\u003eConstructed from robust materials, the FD‑M313 aims to deliver dependable shifting under everyday riding conditions without demanding frequent adjustments. It offers predictable, repeatable shifts for commuting, touring and recreational cycling where long‑term reliability matters more than ultra‑lightweight parts. Regular cleaning and periodic cable replacement will keep performance consistent.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDurable construction resists routine wear and road grime\u003c\/li\u003e\n  \u003cli\u003eSimple design reduces maintenance complexity\u003c\/li\u003e\n  \u003cli\u003eDual‑pull makes it flexible across many frame cable layouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The SHIMANO FD‑M313 suits riders restoring or upgrading older hybrid, commuter or trekking bikes with 7\/8‑speed drivetrains and 42–48T chainrings. It’s a practical choice for cyclists seeking a reliable, budget‑friendly front derailleur that supports both top and bottom cable routing and multiple seat tube diameters. Mechanics and DIY riders who prefer straightforward setup and long‑term dependability will appreciate its balance of function and value.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can FD‑M313 work with both top and bottom cable routing?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The FD‑M313 supports dual‑pull routing so it functions with either top or bottom cable guides.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this fit my 34.9mm seat tube?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It ships with a 34.9mm band clamp and includes adapters for 31.8mm and 28.6mm tubes.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59349609316700,"sku":"B00NK7NT5I","price":35.35,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-fd-m313-front-view-band-clamp.jpg?v=1791101047"},{"product_id":"airuzara-tourney-rd-ty300-rear-derailleur-6-7-speed-direct-mount-sgs-long-cage-43t-aluminum","title":"Airuzara Tourney RD-TY300 Rear Derailleur 6\/7-Speed Direct-Mount SGS Long-Cage 43T Aluminium","description":"\u003cp\u003e\u003cstrong\u003eThe Airuzara Tourney RD-TY300 is a long-cage, direct-mount rear derailleur engineered for reliable 6\/7-speed shifting on a wide range of bikes.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned as a lightweight yet durable replacement or upgrade for touring, commuter, and mountain bikes, the RD-TY300-SGS supports 6- and 7-speed SIS INDEX systems and fits under the wheel nut for direct-mount installations. Its hollow aluminum alloy construction trims weight while preserving strength, and the long-cage design provides a 43T total capacity for larger cassette ranges and double-chainring set-ups.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the RD-TY300 improve shifting on older 6\/7-speed drivetrains?\u003c\/h3\u003e\n\n\u003cp\u003eThis derailleur is tuned for classic indexed 6- and 7-speed systems, delivering smooth, predictable gear changes without the cost or complexity of newer designs. Its pair of 13T pulleys and stable cage geometry reduce chain bounce and help maintain accurate alignment under load.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompatible with 11T–14T top sprockets and 28T–34T low sprockets.\u003c\/li\u003e\n  \u003cli\u003eLong-cage SGS version handles up to 43T total capacity for wide-range setups.\u003c\/li\u003e\n  \u003cli\u003e13T upper and lower jockey pulleys for consistent chain engagement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs the RD-TY300 easy to install and maintain?\u003c\/h3\u003e\n\n\u003cp\u003eYes — the direct-mount bracket attaches under the wheel nut and simplifies installation on many frames and dropouts. Routine maintenance is straightforward: keep the pulleys clean, check limit screws after fitting, and use standard derailleur cable tension adjustments to dial in shifting.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eBracket fits under wheel nut for tool-accessible mounting.\u003c\/li\u003e\n  \u003cli\u003eQuick setup with standard 6\/7-speed indexing adjustments.\u003c\/li\u003e\n  \u003cli\u003eHollow design lowers weight while remaining serviceable for pulley replacements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and build details affect durability and performance?\u003c\/h3\u003e\n\n\u003cp\u003eThe RD-TY300 uses high-quality aluminum alloy and a hollow, weight-reducing construction that balances durability and lightness. Precision-machined parts and a secure cage design help maintain alignment and resist common wear from road grit and trail debris.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAluminum alloy body for corrosion resistance and strength.\u003c\/li\u003e\n  \u003cli\u003eHollow weight-reduction design to save grams without sacrificing rigidity.\u003c\/li\u003e\n  \u003cli\u003eRobust cage and bolt interfaces for stable shifting under load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich bikes and gear ranges are compatible with this derailleur?\u003c\/h3\u003e\n\n\u003cp\u003eThe RD-TY300-SGS is versatile: it fits mountain, road, folding, commuter, tricycle, and many electric bike drivetrains that use 6- or 7-speed indexed systems. Check your cassette tooth counts and total capacity needs before swapping to ensure correct chain length and limit screw settings.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompatible with SIS INDEX 6\/7-speed transmissions.\u003c\/li\u003e\n  \u003cli\u003eTop sprocket range: 11T–14T; low sprocket range: 28T–34T.\u003c\/li\u003e\n  \u003cli\u003eSuitable for double-chainring setups requiring up to 43T total capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Cyclists with classic 6- or 7-speed drivetrains who want a dependable, affordable rear derailleur replacement or upgrade will find the Airuzara Tourney RD-TY300 a practical choice. It's aimed at commuters, touring riders, entry-level mountain bikers, and anyone maintaining older or cost-conscious multi-speed bikes. If you need a component that is simple to install, compatible with wide-range cassettes up to 34T, and built from lightweight aluminum for long-term serviceability, the RD-TY300-SGS fits that role. For installation questions or post-purchase support, Airuzara provides responsive customer service to resolve fitment or functional issues within 24 hours.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this derailleur fit a 7-speed cassette with a 34T largest sprocket?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The RD-TY300-SGS supports low sprockets up to 34T and 43T total capacity for common double setups.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install the RD-TY300 under the wheel nut on my commuter bike?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The direct-mount bracket is designed to fit under the wheel nut on compatible frames and dropouts.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Airuzara","offers":[{"title":"Default Title","offer_id":59349641003356,"sku":"B0DNPS6L1C","price":35.72,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/airuzara-rd-ty300-front-view.jpg?v=1791102145"},{"product_id":"shimano-ultegra-11-speed-pulley-wheel-kit-r8000-6800-black-sealed-bearings-oem-fit","title":"SHIMANO Ultegra 11-Speed Pulley Wheel Kit R8000\/6800 Black — Sealed Bearings, OEM Fit","description":"\u003cp\u003e\u003cstrong\u003eGenuine SHIMANO Ultegra 11-speed replacement pulley wheels for RD-R8000\/6800 rear derailleurs restore smooth, precise shifting by replacing worn teeth and bearings.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Ultegra rear derailleur is skipping, feeling notchy, or making extra noise, the problem is often the pulley wheels rather than the whole derailleur. These authentic SHIMANO pulley kits provide two sealed-bearing jockey wheels engineered to the same tolerances as the original equipment, making them a cost-effective way to renew shifting performance without replacing the entire derailleur. Choose the correct series (R8000 or 6800) to match your Ultegra derailleur before installing; each kit contains two pulleys—enough for a single rear derailleur.\u003c\/p\u003e\n\n\u003ch3\u003eHow will new pulley wheels affect my shifting performance?\u003c\/h3\u003e\n\u003cp\u003eReplacing worn pulleys brings back crisp, predictable gear changes by eliminating play and reducing friction in the drivetrain. New sealed bearings and properly profiled teeth keep the chain tracking accurately under load and during rapid shifts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRestores chain engagement with true tooth profiles for cleaner shifts\u003c\/li\u003e\n  \u003cli\u003eSealed bearings reduce drag and keep contaminants out\u003c\/li\u003e\n  \u003cli\u003eReduces chain noise and prevents skipping under load\u003c\/li\u003e\n  \u003cli\u003eImproves efficiency compared with heavily worn pulleys\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich SHIMANO Ultegra derailleurs are compatible with this kit?\u003c\/h3\u003e\n\u003cp\u003eThe kit is made to fit Ultegra 6800-series and R8000-series rear derailleurs—two common road groupset generations. Verify your derailleur model stamped on the cage or packaging before ordering to ensure correct fit and spacing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible models: Ultegra R8000 and Ultegra 6800\u003c\/li\u003e\n  \u003cli\u003eSold as a two-pulley set—enough for one rear derailleur\u003c\/li\u003e\n  \u003cli\u003eSelect the option corresponding to your exact series for proper alignment\u003c\/li\u003e\n  \u003cli\u003eNot universal—other brands or older Shimano models may differ\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the construction and warranty details?\u003c\/h3\u003e\n\u003cp\u003eThese are factory Shimano replacement parts built to original equipment standards, including sealed bearings for longer service life and precise tooth geometry. Shimano backs the product with a two-year manufacturer warranty, giving added confidence in durability and fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOriginal Shimano replacement pulley wheels, OEM specification\u003c\/li\u003e\n  \u003cli\u003eSealed bearings preinstalled to resist grit and water ingress\u003c\/li\u003e\n  \u003cli\u003eDurable pulley materials with accurate tooth profiles\u003c\/li\u003e\n  \u003cli\u003eManufacturer warranty: 2 years against defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and when should I replace them?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone comfortable with routine drivetrain maintenance: remove the derailleur cage bolts, swap the pulleys, then torque to spec. Replace pulleys when bearings feel rough, pulleys wobble, or the teeth are visibly rounded—these signs show performance loss even if the derailleur appears otherwise fine.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBasic hand tools required—Torx\/Allen and a torque wrench recommended\u003c\/li\u003e\n  \u003cli\u003eSwap both pulleys together to maintain consistent wear pattern\u003c\/li\u003e\n  \u003cli\u003eInspect pulleys during chain and cassette replacement intervals\u003c\/li\u003e\n  \u003cli\u003eReplacing sooner preserves chain and cassette life by maintaining proper chain path\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Cyclists running a SHIMANO Ultegra 6800 or R8000 rear derailleur who want an OEM-level refresh for smoother shifting without replacing the entire derailleur. It's ideal for road riders, mechanics, and home wrenchers who prefer genuine Shimano parts, want sealed bearings for longer service, and require a two-pulley kit sized for one rear derailleur.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these pulleys fit both Ultegra R8000 and 6800?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—there are options for Ultegra R8000 and 6800. Choose the matching series when ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Should I replace both pulleys at the same time?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, replacing both ensures consistent wear and optimal chain alignment and shifting.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59349641494876,"sku":"B077QCZRLQ","price":34.74,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-ultegra-pulley-front-view.jpg?v=1791102160"},{"product_id":"shimano-clamp-band-adapter-for-braze-on-front-derailleurs-sm-ad91-m-size-28-6mm-lightweight-aluminum-clamp-on-mount","title":"SHIMANO clamp band adapter for braze-on front derailleurs — SM-AD91 M-Size 28.6mm, lightweight aluminium clamp-on mount","description":"\u003cp\u003e\u003cstrong\u003eThe SHIMANO SM-AD91 clamp band adapter lets you attach modern Di2 and braze-on front derailleurs to traditional round tubes (M-size \/ fits 28.6mm seat tubes).\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you want to use a braze-on Di2 front derailleur on a classic round steel or alloy frame that lacks a dedicated mounting boss, the SM-AD91 provides a simple, durable solution. Constructed from lightweight aluminum, this clamp-on adapter recreates a secure braze-on interface so contemporary drivetrains work with vintage or traditional frames. The adapter is compact, reliable, and intended for cycling use—including electronic front derailleurs such as Shimano's Dura-Ace series.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the SM-AD91 let a braze-on derailleur fit a round tube?\u003c\/h3\u003e\n\n\u003cp\u003eThe adapter wraps around the seat tube and provides a brazed-style mounting surface for front derailleurs designed for frames with dedicated bosses. It converts a smooth round tube into a secure attachment point without altering the frame permanently. Installation uses a clamp band that tightens to hold the adapter in place and aligns the derailleur height and angle.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFits M-size configuration for 28.6 mm (W\/S-Size designation)\u003c\/li\u003e\n  \u003cli\u003eAluminum construction for strength and minimal added weight\u003c\/li\u003e\n  \u003cli\u003eClamp-on mount avoids drilling or permanent modification to the frame\u003c\/li\u003e\n  \u003cli\u003eCompatible with modern Di2 and mechanical braze-on front derailleurs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat measurements and compatibility should I check before buying?\u003c\/h3\u003e\n\n\u003cp\u003eMeasure the outside diameter of your seat tube where the adapter will sit; the SM-AD91 is sized for 28.6 mm tubes. Confirm the derailleur you plan to use is a braze-on type (not a clamp-on derailleur) so it will mate correctly to the adapter's boss. Also check chainring clearance and cable routing for your particular frame and component combination.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSeat tube diameter required: 28.6 mm (M-size \/ W\/S-Size)\u003c\/li\u003e\n  \u003cli\u003eDesigned for braze-on front derailleurs (electronic or mechanical)\u003c\/li\u003e\n  \u003cli\u003eVerify derailleur height and chainline compatibility on your frame\u003c\/li\u003e\n  \u003cli\u003eWorks with common road-group front derailleur geometries (e.g., Dura-Ace FD-R9150 lineage)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs installation difficult and what tools are needed?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation is straightforward for anyone comfortable with basic bike maintenance. The adapter uses a clamp band that tightens around the seat tube; you’ll typically need an Allen key or hex wrench set and a torque reference to avoid over-tightening. Proper alignment and torque ensure reliable shifting and prevent slippage.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTools: hex\/Allen keys and a torque wrench or careful hand torque\u003c\/li\u003e\n  \u003cli\u003eSteps: position adapter, tighten clamp evenly, mount braze-on derailleur, set height\/angle\u003c\/li\u003e\n  \u003cli\u003eAllow a short test ride to confirm shifting and retorque if needed\u003c\/li\u003e\n  \u003cli\u003eNo permanent frame alteration required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The SHIMANO SM-AD91 clamp band adapter is aimed at riders who want to upgrade classic or round-tubed frames with modern braze-on front derailleurs—especially those fitting Di2 setups—without modifying the frame. It's ideal for vintage steel-bike owners, frame builders, and riders who prefer to pair up-to-date drivetrain technology with traditional frame geometry. Backed by Shimano's two-year warranty and made from lightweight aluminum, it provides a secure, reversible mounting option that preserves your frame and expands component choice.\u003c\/p\u003e\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will the SM-AD91 fit a 31.8mm seat tube?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The SM-AD91 M-Size is for 28.6mm tubes. For larger diameters you need a different size or adapter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this with electronic Di2 front derailleurs?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The adapter provides a braze-on mounting surface compatible with electronic and mechanical braze-on derailleurs.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59349660631388,"sku":"B01M9AEDBG","price":36.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-sm-ad91-front-view.jpg?v=1791102787"},{"product_id":"shimano-ultegra-6800-11-speed-rear-derailleur-pulley-set-version-2-two-genuine-sealed-bearing-pulleys","title":"SHIMANO Ultegra 6800 11-Speed Rear Derailleur Pulley Set (Version 2) — Two Genuine Sealed-Bearing Pulleys","description":"\u003cstrong\u003eGenuine SHIMANO Ultegra 6800 11-speed replacement pulley set (Version 2) restores smooth shifting by replacing worn pulley teeth and sealed bearings.\u003c\/strong\u003e\n\n\u003cp\u003eIf your Ultegra rear derailleur is skipping, feeling notchy, or sounding rough, the small pulley wheels are often the cause even when the rest of the derailleur is in good shape. This SHIMANO kit contains two factory replacement pulleys with sealed bearings designed specifically for Ultegra 6800 or R8000-series rear derailleurs, giving you an easy way to refresh drivetrain performance without buying a whole derailleur.\u003c\/p\u003e\n\n\u003ch3\u003eHow will new pulleys change my shifting feel?\u003c\/h3\u003e\n\u003cp\u003eWorn pulley teeth and degraded bearings increase friction and allow the chain to track less precisely, which can produce extra noise, slow index shifts, or chain rub. Replacing both upper and lower pulleys returns the cage geometry and chain path to the intended tolerances, improving crispness and reducing drag.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSealed bearings reduce play and keep rotation smooth under load\u003c\/li\u003e\n  \u003cli\u003eNew pulley teeth present correct chain engagement for 11-speed chains\u003c\/li\u003e\n  \u003cli\u003eReplaces both pulleys so cage alignment and chainline are consistent\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these pulleys compatible with my derailleur model?\u003c\/h3\u003e\n\u003cp\u003eThese are genuine SHIMANO pulleys made for Ultegra road rear derailleurs; choose the version that matches your derailleur series. The listing supports both Ultegra 6800 and the later R8000, but confirm the series on your derailleur body before purchasing to ensure a correct fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with Ultegra 6800-series rear derailleurs\u003c\/li\u003e\n  \u003cli\u003eAlso fits Ultegra R8000-series rear derailleurs when specified\u003c\/li\u003e\n  \u003cli\u003eSold as a two-pulley kit—sufficient for one derailleur swap\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat do I get in the box and what tools are needed?\u003c\/h3\u003e\n\u003cp\u003eEach kit includes two genuine SHIMANO replacement pulley wheels with sealed bearings. Installation requires basic bicycle tools: a suitable hex wrench or Torx driver for the cage bolts and a clean workspace to remove and replace the pulleys without contaminating the bearings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo factory SHIMANO pulley wheels with sealed bearings included\u003c\/li\u003e\n  \u003cli\u003eNo additional spacers or special adapters required for compatible cages\u003c\/li\u003e\n  \u003cli\u003eTools: typical 2.5–5 mm hex keys or the derailleur-specific driver as needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I know when to replace my derailleur pulleys?\u003c\/h3\u003e\n\u003cp\u003eInspect pulleys whenever you service the drivetrain: bearings should spin freely and pulley teeth should have defined profiles. Replace the pulleys if the bearings feel gritty, the teeth are rounded, or you notice persistent shifting hesitation that other adjustments don’t fix.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplace if pulley rotation feels rough or sticky\u003c\/li\u003e\n  \u003cli\u003eReplace if teeth show wear, chipping, or rounding\u003c\/li\u003e\n  \u003cli\u003eReplace in pairs to maintain consistent chain path and tension\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Cyclists who want a cost-effective, OEM-level refresh for an Ultegra rear derailleur—mechanics, weekend riders, and racers who prefer maintaining original SHIMANO components. If your 11-speed Ultegra shifting is underperforming but the derailleur cage and hanger are intact, installing this two-pulley kit is a straightforward way to recover precise indexing and quieter operation without replacing the entire derailleur.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these pulleys fit both Ultegra 6800 and R8000?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes; the kit is available for either 6800 or R8000-series derailleurs—confirm your derailleur series before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install the pulleys myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes; basic hex\/Torx tools are needed and installation is straightforward for anyone comfortable with derailleur maintenance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59349662925148,"sku":"B01LXPO7TA","price":34.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-ultegra-6800-pulley-set-front-view.jpg?v=1791102915"},{"product_id":"shimano-front-derailleur-fd-a073-band-clamp-34-9mm-triple-7-speed-bottom-pull","title":"SHIMANO Front Derailleur FD-A073 Band-Clamp 34.9mm — Triple 7-Speed, Bottom-Pull","description":"\u003cp\u003e\u003cstrong\u003eThe Shimano Tourney FD-A073 is a durable bottom-pull front derailleur engineered for 7-speed triple drivetrains, offering precise front shifts for city, touring, and recreational bikes.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact, band-clamp front derailleur brings Shimano engineering to everyday riders who want reliable shifting without a big price tag. Built for triple chainring setups, the FD-A073 is made with lightweight aluminum components and corrosion-resistant finishes that stand up to commuting and mixed-weather use. It’s optimized for frames with a 63–66° chainstay angle and accepts a wide range of gearing combinations thanks to a 20-tooth capacity and support for chainrings up to 50 teeth.\u003c\/p\u003e\n\n\u003ch3\u003eHow will the FD-A073 improve my bike’s front shifting?\u003c\/h3\u003e\n\u003cp\u003eThe FD-A073 refines the mechanical interface between shifter and chainrings so your front shifts feel more consistent and predictable. Its cage geometry and spring tension are tuned for triple setups, reducing chain rub and missed shifts across common gear ranges.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBottom-pull routing for straightforward cable run and adjustment.\u003c\/li\u003e\n  \u003cli\u003e20-tooth total capacity to handle varied chainring combinations.\u003c\/li\u003e\n  \u003cli\u003eCage shaped for smooth chain guidance across three rings.\u003c\/li\u003e\n  \u003cli\u003eWorks with standard road front shifters for intuitive control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich frames and chainring sizes does this derailleur fit?\u003c\/h3\u003e\n\u003cp\u003eThe derailleur uses a band clamp with multiple mounting options to suit different seat tube diameters and frame designs. It supports up to a 50-tooth largest chainring and is intended for installations where the rear triangle geometry matches a 63–66° chainstay angle.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncludes clamp compatibility for 28.6 mm and 31.8 mm seat tubes (and variants around 34.9 mm band-type mounting).\u003c\/li\u003e\n  \u003cli\u003eMaximum largest chainring size: 50T.\u003c\/li\u003e\n  \u003cli\u003eDesigned for triple chainring configurations (three front rings).\u003c\/li\u003e\n  \u003cli\u003eRecommended frame chainstay angle: 63–66° for optimal routing and clearance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat tools and steps are needed to install and adjust it?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone comfortable with basic bike maintenance: mount the clamp, set the height and angle, attach the cable, and fine-tune the limit screws and cable tension. Shimano’s bottom-pull layout simplifies cable routing and makes routine adjustments predictable.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRequired tools: hex keys, torque wrench (recommended), cable cutter, screwdriver for limit screws.\u003c\/li\u003e\n  \u003cli\u003eSet outer and inner limit screws to prevent overshift and chain drop.\u003c\/li\u003e\n  \u003cli\u003eAdjust cable tension so shifts are crisp without lag or hesitation.\u003c\/li\u003e\n  \u003cli\u003eCheck chainline and ring spacing to confirm smooth operation across the range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and weather-resistant is the Tourney FD-A073?\u003c\/h3\u003e\n\u003cp\u003eConstructed with lightweight aluminum and corrosion-resistant finishes, the FD-A073 is built for regular use on commuter and recreational bicycles. Its materials and design help maintain reliable shifting through wet and dusty conditions with routine cleaning and basic maintenance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAluminum components keep weight down while resisting corrosion.\u003c\/li\u003e\n  \u003cli\u003eFinish treatments protect moving parts from elements.\u003c\/li\u003e\n  \u003cli\u003eSimple mechanical design minimizes maintenance points.\u003c\/li\u003e\n  \u003cli\u003eEasily serviced with common bike tools for long-term reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Shimano Tourney FD-A073 is aimed at riders upgrading or repairing entry-level road, city, hybrid, and touring bikes that use a 7-speed triple drivetrain. It suits commuters, casual weekend cyclists, and bike shops seeking an affordable, dependable front derailleur replacement that’s simple to install and service.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the FD-A073 compatible with 8-speed systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It’s designed for 7-speed triple drivetrains; compatibility with 8-speed shifters may be limited and isn’t guaranteed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I mount this on a 34.9 mm seat tube?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—band-type mounting supports common clamp sizes including options around 34.9 mm with appropriate adapter or clamp.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59349666365788,"sku":"B00C45HXBS","price":38.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-fd-a073-front-profile.jpg?v=1791103095"},{"product_id":"shimano-rd-6700-replacement-pulley-set-for-ultegra-dura-ace-10-11-speed-oem-fit-smooth-shifting","title":"SHIMANO RD-6700 Replacement Pulley Set for Ultegra \u0026 Dura-Ace — 10\/11-Speed OEM Fit, Smooth Shifting","description":"\u003cp\u003e\u003cstrong\u003eSHIMANO RD-6700 T\/G Pulley Set y5x998150 is an original Shimano replacement pulley kit designed to restore crisp shifting on compatible 10- and 11-speed rear derailleurs.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhether you're rebuilding a race bike or replacing worn jockey wheels, this genuine Shimano pulley set fits a range of Ultegra and Dura-Ace rear derailleurs so you get the same fit, form and function as the factory components. Made from OEM-grade materials, the kit is offered in configurations for 10-speed or 11-speed systems and is engineered to maintain chain alignment and smooth gear changes.\u003c\/p\u003e\n\n\u003ch3\u003eWhich derailleurs are compatible with this pulley set?\u003c\/h3\u003e\n\u003cp\u003eThese pulley assemblies are specified for numerous Shimano road rear derailleurs across the Ultegra and Dura-Ace families and several mid-range models. Check your derailleur model number — if it matches the listed groups, this kit will install without modifications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits Ultegra RD-6700, 6600 and related series (M805, M772, M750, M801, M771, M751, M806)\u003c\/li\u003e\n  \u003cli\u003eCompatible with select Dura-Ace Di2 and older Dura-Ace models when using 11→10 speed conversions\u003c\/li\u003e\n  \u003cli\u003eAlso fits Shimano models RD-M770, M760, C910, M810, M761, 6500, M800\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does replacing the pulleys improve shifting performance?\u003c\/h3\u003e\n\u003cp\u003eWorn or damaged jockey wheels increase chain friction and allow subtle play that blurs shift precision. Installing new Shimano pulley assemblies reduces drag, eliminates lateral slop and restores the derailleur geometry Shimano intended, producing crisper, more reliable shifts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEliminates side-to-side play for accurate indexing\u003c\/li\u003e\n  \u003cli\u003eSmooth bearing surfaces reduce friction and chain noise\u003c\/li\u003e\n  \u003cli\u003eRestores correct chain wrap for consistent top and low gear shifts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat options are available in this kit, and how do I choose 10 vs 11-speed?\u003c\/h3\u003e\n\u003cp\u003eThe product is offered in versions tailored to 10-speed or 11-speed drivetrains. Select the set matching your cassette and derailleur specification — using the correct speed designation ensures tooth profile and spacing suit your chain pitch.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e10-speed set: intended for older Ultegra\/Dura-Ace road groups and conversions\u003c\/li\u003e\n  \u003cli\u003e11-speed set: specified for contemporary 11-speed Ultegra and compatible Di2 setups\u003c\/li\u003e\n  \u003cli\u003eConfirm your derailleur model number against the compatibility list before ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I expect during installation and maintenance?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone familiar with rear-derailleur servicing. The pulleys are supplied as complete assemblies so you replace the entire unit without press-fitting bearings, and routine cleaning plus periodic inspection extends service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces existing jockey wheels using the original mounting bolts\u003c\/li\u003e\n  \u003cli\u003eNo special tools required beyond standard hex bits and a torque driver\u003c\/li\u003e\n  \u003cli\u003eClean and lightly lubricate after installation; inspect every few hundred miles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Cyclists rebuilding or maintaining Shimano-equipped road bikes who want genuine OEM replacement pulleys to recover original shift feel. The SHIMANO RD-6700 T\/G Pulley Set y5x998150 suits mechanics and home wrenchers working on Ultegra or compatible Dura-Ace derailleurs, or anyone converting setups between 10- and 11-speed where specified. Choose the correct speed version, follow the compatibility list, and you’ll regain consistent, low-drag shifting without guessing-fit parts.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can these pulleys be used on both 10-speed and 11-speed drivetrains?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Choose the kit labeled for your drivetrain: there are distinct 10-speed and 11-speed sets to match chain pitch and tooth spacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need special tools to install the pulley assemblies?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No special tools are required—standard hex bits and a torque driver are normally sufficient for replacement.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59349740978524,"sku":"B01FKLUCHO","price":34.23,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-pulley-set-front-packaging.jpg?v=1791104252"},{"product_id":"shimano-rear-derailleur-rd-ty300-sgs-6-7-speed-black-sgs-long-cage-13t-for-crisp-indexed-shifting","title":"SHIMANO rear derailleur RD-TY300-SGS 6\/7-speed Black — SGS long cage, 13T for crisp indexed shifting","description":"\u003cp\u003e\u003cb\u003eSHIMANO Tourney RD-TY300-SGS is a reliable 6\/7-speed rear derailleur with an SGS long cage and 13-tooth pulleys designed for smooth indexed shifting on entry-level mountain and hybrid bikes.\u003c\/b\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact rear derailleur from SHIMANO provides dependable indexed shifting for 6- and 7-speed drivetrains. Built with an SGS long cage to accept a wide gear range and sprockets up to 34 teeth, it balances affordability with practical capability. The design emphasizes low noise and long pulley life, making it a sensible upgrade or replacement for recreational riders, commuters, and budget-oriented builds.\u003c\/p\u003e\n\n\u003ch3\u003eHow well does the RD-TY300-SGS handle wide-range cassettes?\u003c\/h3\u003e\n\u003cp\u003eThe SGS (long) cage configuration allows the derailleur to accommodate larger sprockets and a wider overall gear range than short-cage models. It offers clear chain wrap for low gears without compromising high-gear indexing when properly adjusted.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 6- and 7-speed freewheels and cassettes.\u003c\/li\u003e\n  \u003cli\u003eAccepts sprockets up to 34 teeth for easier climbing gears.\u003c\/li\u003e\n  \u003cli\u003eLong cage design increases chain capacity for compact drivetrains.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it shift smoothly on indexed 6\/7-speed systems?\u003c\/h3\u003e\n\u003cp\u003eYes — the derailleur is built for SIS (Shimano Index System) rear indexed shifting, providing crisp gear changes when set up with correct cable tension and limit screws. The mechanism is optimized for the spacing and pull ratios typical of 6\/7-speed setups.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered for indexed shifting compatibility (SIS).\u003c\/li\u003e\n  \u003cli\u003ePrecise jockey alignment reduces mis-shifts when tuned properly.\u003c\/li\u003e\n  \u003cli\u003eWorks reliably with standard 6\/7-speed shifters from Shimano and compatible brands.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and quiet are the pulleys and moving parts?\u003c\/h3\u003e\n\u003cp\u003eThe derailleur uses 13-tooth pulleys designed for extended service life and quieter operation compared with smaller, higher-revving wheels. Robust materials in the cage and spring help maintain consistent performance over time when maintained periodically.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e13-tooth upper and lower pulleys for reduced noise and longer wear life.\u003c\/li\u003e\n  \u003cli\u003eSturdy SGS cage construction for chain retention under load.\u003c\/li\u003e\n  \u003cli\u003eLow-maintenance design; occasional cleaning and lubrication preserves function.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and maintenance for this model?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone familiar with derailleur hanger mounting and limit-screw setup. Routine maintenance involves cleaning, checking pulley wear, and keeping the pivot points lubricated to sustain reliable shifting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBracket-style hanger attachment fits standard rear hangers.\u003c\/li\u003e\n  \u003cli\u003eSet-up requires basic tools: hex wrench, screwdriver, and cable cutters.\u003c\/li\u003e\n  \u003cli\u003ePeriodic lubrication and pulley inspection extend service intervals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The SHIMANO Tourney RD-TY300-SGS is aimed at recreational mountain bikers, commuters, students, and anyone building or repairing affordable 6\/7-speed bikes. It’s especially useful when you need a dependable, low-noise rear derailleur that supports wider gearing for easier climbs without the cost of higher-end groupsets. Choose this model as a reliable replacement part or as the derailleur in a budget-conscious new build where simple, long-lasting performance is the priority.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this derailleur compatible with 8-speed systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No, the RD-TY300-SGS is designed for 6- and 7-speed indexed systems and may not shift correctly on 8-speed setups.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can it handle a 34-tooth largest sprocket?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the SGS long cage is specified to accept up to a 34-tooth largest sprocket when properly adjusted.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59349786591580,"sku":"B0052KDG4U","price":35.73,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-ty300-sgs-front-view.jpg?v=1791105295"},{"product_id":"alltoo-sram-etap-axs-battery-protectors-2-pack-front-rear-covers-waterproof-shockproof","title":"alltoo SRAM eTap AXS Battery Protectors 2-Pack — Front\/Rear Covers, Waterproof \u0026 Shockproof","description":"\u003cp\u003e\u003cstrong\u003ealltoo's SRAM eTap AXS Battery Protector Set is a two-piece cover kit that shields front and rear derailleur batteries and AXS terminals from impacts, moisture, and grime.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact protector set is engineered specifically for SRAM wireless drivetrains — including Red, Force, Eagle, GX, and XX1 — plus Reverb dropper post AXS batteries. It provides a low-profile barrier that helps keep battery terminals and derailleur bodies clean and intact during wet rides, muddy trails, and everyday transport. The supple yet tough material snaps on quickly so you can spend less time wrenching and more time riding.\u003c\/p\u003e\n\n\u003ch3\u003eHow will these protectors hold up on muddy or wet rides?\u003c\/h3\u003e\n\u003cp\u003eThe covers create a physical shield that reduces the chance of dirt and water reaching battery contacts and derailleur components. While they are not a waterproof housing for submerged use, their design deflects splashes and blocks coarse debris to help preserve electrical contact and shifting reliability.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSeals around terminals to limit splatter and grit entry\u003c\/li\u003e\n  \u003cli\u003eDurable material resists abrasion from trail impacts\u003c\/li\u003e\n  \u003cli\u003eLow profile avoids trapping mud against the derailleur\u003c\/li\u003e\n  \u003cli\u003eCompatible with common SRAM AXS battery shapes and sizes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these covers easy to install and remove under field conditions?\u003c\/h3\u003e\n\u003cp\u003eYes — installation is tool-free and designed for quick on-bike fitment so you can attach or remove the covers in minutes. The battery protection buckle and derailleur terminal cover snap into place and stay secure through normal riding, yet can be removed for cleaning or swapping batteries.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSnap-on design for fast, tool-less attachment\u003c\/li\u003e\n  \u003cli\u003eSecure retention prevents accidental loss while riding\u003c\/li\u003e\n  \u003cli\u003eSimple removal for charging or maintenance\u003c\/li\u003e\n  \u003cli\u003eDesigned to clear common derailleur movements and pivots\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill the protectors affect shifting performance or battery access?\u003c\/h3\u003e\n\u003cp\u003eThe set is intentionally ultra-thin and color-matched to minimize interference with derailleur mechanics or bike aesthetics. They cover only the vulnerable terminal areas and battery faces, preserving full access to battery release buttons and allowing normal derailleur travel.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLow-profile form preserves derailleur range of motion\u003c\/li\u003e\n  \u003cli\u003eAccess to battery release is maintained for quick swaps\u003c\/li\u003e\n  \u003cli\u003eColor-matched finish integrates with bike visuals\u003c\/li\u003e\n  \u003cli\u003eEngineered to avoid rubbing on chain or frame mounts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat components come in the kit and which bike models fit?\u003c\/h3\u003e\n\u003cp\u003eThe kit includes protective covers tailored for front and rear SRAM derailleurs plus two AXS dropper post protectors for full-component coverage. It fits a wide range of SRAM AXS-equipped drivetrains so you can use a single kit across multiple bikes or spares.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFront and rear derailleur covers included (2-piece set)\u003c\/li\u003e\n  \u003cli\u003eTwo AXS dropper post protectors for complete coverage\u003c\/li\u003e\n  \u003cli\u003eCompatible with SRAM Red, Force, Eagle, GX, XX1, and Reverb\u003c\/li\u003e\n  \u003cli\u003eCompact packaging for storage or spares in a tool roll\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for?\u003c\/p\u003e\n\u003cp\u003eThis alltoo protector set is aimed at cyclists who ride in varied conditions and want a simple, lightweight way to protect their SRAM AXS batteries and derailleur terminals. Ideal for trail riders, gravel cyclists, commuters, mechanics, and multi-bike owners who prioritize keeping electronic shifting components clean, accessible, and protected without adding bulk or altering bike setup.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these covers fit all SRAM AXS batteries?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They fit common SRAM AXS shapes including Red, Force, Eagle, GX, XX1, and Reverb batteries, but check your battery profile for compatibility.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I leave the protectors on when charging batteries?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, you can generally leave them on for charging, though removing them may improve contact accessibility depending on your charger.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"alltoo","offers":[{"title":"Default Title","offer_id":59349807759708,"sku":"B0F43LZVP3","price":35.12,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/alltoo-front-packaging-sram-derailleur-protector.jpg?v=1791105756"},{"product_id":"shimano-tourney-ty300-rear-derailleur-6-7-speed-with-dropout-claw-hanger-double-servo-smart-cage","title":"SHIMANO Tourney TY300 Rear Derailleur 6\/7-Speed with Dropout Claw Hanger — Double Servo \u0026 Smart Cage","description":"\u003cp\u003e\u003cstrong\u003eThe Shimano Tourney TY300 is a 6\/7-speed rear derailleur with a dropout claw hanger designed to deliver dependable, easy-to-adjust shifting for entry-level road and mountain bikes.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt for riders who want straightforward performance without complexity, the Tourney TY300 pairs Shimano’s proven mechanics with a simple dropout-claw mounting style. It supports 6- and 7-speed drivetrains and accepts HG 6\/7\/8-speed chains, making it a versatile replacement option for older bikes, commuter builds, and budget-friendly upgrades. This international model may differ from locally distributed units in packaging, instructions, or labeling.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the TY300 improve shifting on everyday bikes?\u003c\/h3\u003e\n\u003cp\u003eThe TY300 keeps derailleur movement controlled so your chain shifts crisply across the cassette. Its Double Servo design helps the guide pulley follow the cogs closely, reducing hesitation and missed shifts under typical riding loads. The Smart Cage design gives MegaRange compatibility with a shorter cage for bikes that need a compact derailleur footprint.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDouble Servo action for tighter pulley tracking\u003c\/li\u003e\n  \u003cli\u003eSmart Cage enables MegaRange use with shorter cage length\u003c\/li\u003e\n  \u003cli\u003e13-tooth upper and lower pulleys for consistent chain management\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich cassettes and chains does this derailleur work with?\u003c\/h3\u003e\n\u003cp\u003eThe TY300 is compatible with 6- and 7-speed cassette systems and accepts modern HG chains rated for 6\/7\/8 speeds. That compatibility makes it a practical swap-in for older drivetrains or mixed setups where chain width varies slightly. It’s not intended for 9-speed or higher cassettes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for 6- and 7-speed cassettes\u003c\/li\u003e\n  \u003cli\u003eWorks with HG 6\/7\/8-speed chains\u003c\/li\u003e\n  \u003cli\u003eNot suitable for 9-speed and above\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat installation and tuning features help keep the bike running smoothly?\u003c\/h3\u003e\n\u003cp\u003eThe dropout claw hanger mounting simplifies installation on frames without an integrated derailleur hanger. Built-in SIS geometry keeps the guide pulley at an optimal distance from each sprocket for accurate indexed shifting. Standard limit-screw and B-tension adjustments let you fine-tune alignment and chain gap quickly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDropout claw hanger for easy mounting on older frames\u003c\/li\u003e\n  \u003cli\u003eShimano Index System (SIS) geometry for accurate shifts\u003c\/li\u003e\n  \u003cli\u003eQuick limit-screw and B-tension adjustments for on-bike tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat durability and service traits can I expect?\u003c\/h3\u003e\n\u003cp\u003eThe TY300 uses 13-tooth pulleys and robust linkage intended for regular commuting and recreational use. While not a high-end race component, its parts are straightforward to service and replace, and they tolerate everyday riding conditions. For heavy touring or competitive use, consider higher-spec derailleurs with reinforced materials.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e13t upper and lower pulleys for steady chain control\u003c\/li\u003e\n  \u003cli\u003eDurable, serviceable linkage suitable for daily riding\u003c\/li\u003e\n  \u003cli\u003eEconomical replacement part with widely available spares\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Shimano Tourney TY300 is ideal for riders restoring older bicycles, building a cost-conscious commuter, or replacing a worn entry-level derailleur. It’s a sensible choice when you need reliable indexed shifting, compatibility with 6\/7-speed systems, and a simple dropout-claw installation. Choose the TY300 if you value straightforward function, easy serviceability, and broad chain compatibility in a budget-friendly package.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the TY300 compatible with 8-speed cassettes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No; the TY300 is designed for 6- and 7-speed cassettes, though it accepts HG 6\/7\/8-speed chains.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I mount the TY300 on frames without a hanger?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—the derailleur uses a dropout claw hanger for frames lacking an integrated derailleur hanger.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59349937488220,"sku":"B01K5C6F1U","price":37.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-tourney-ty300-front-profile_jpg.jpg?v=1791108877"},{"product_id":"relwears-rd-ty500-rear-derailleur-6-7-speed-direct-mount-aluminum-for-smooth-indexed-shifting","title":"Relwears RD-TY500 Rear Derailleur 6\/7-Speed Direct-Mount Aluminium for Smooth Indexed Shifting","description":"\u003cp\u003e\u003cstrong\u003eThe Relwears RD-TY500 is a durable aluminum direct-mount rear derailleur engineered for smooth SIS-INDEX shifting across 6 and 7-speed drivetrains.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe RD-TY500 rear derailleur from Relwears upgrades shifting reliability on folding, mountain, and commuter bikes that use 6- or 7-speed cassettes. Built with a direct-mount design and an aluminum body, it balances low weight with robust construction. Its compatibility with indexed SIS-style shifters makes precise gear changes easier, while straightforward setup reduces installation time for mechanics and DIY riders alike.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the RD-TY500 improve my shifting performance?\u003c\/h3\u003e\n\u003cp\u003eThe RD-TY500 uses a SIS-INDEX-compatible geometry to translate shifter clicks into accurate derailleur movement, resulting in more consistent, snag-free shifts. Its pulley alignment and cage design minimize chain rub and help the drivetrain stay true under load.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIndexed shifting compatibility for crisp gear changes\u003c\/li\u003e\n  \u003cli\u003eOptimized cage and pulley placement to reduce chain noise\u003c\/li\u003e\n  \u003cli\u003eSmoother transitions between adjacent sprockets under pedaling force\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs installation difficult and what mounting options are available?\u003c\/h3\u003e\n\u003cp\u003eThis unit is a direct-mount derailleur that fastens directly to frames with a compatible mounting boss, removing the need for a replaceable hanger. That simplifies alignment and improves stability compared with hanging designs; basic tools and a few minutes are usually all you need to fit and fine-tune the component.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-mount interface — no separate hanger required\u003c\/li\u003e\n  \u003cli\u003eSimple cable attachment and limit-screw adjustments for quick setup\u003c\/li\u003e\n  \u003cli\u003eInstallation guides or a quick shop tune-up can finalize precise indexing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this derailleur hold up to regular off-road and commuter use?\u003c\/h3\u003e\n\u003cp\u003eConstructed from aluminum, the RD-TY500 balances lightness and durability for daily riding and moderate trail use. It resists common wear and provides dependable shifting over long-term use when maintained with routine cleaning and lubrication.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAluminum body for corrosion resistance and strength\u003c\/li\u003e\n  \u003cli\u003eDesigned for frequent use on folding, commuter, and mountain bikes\u003c\/li\u003e\n  \u003cli\u003eRoutine chain and pulley care prolongs service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich bikes and drivetrains are compatible with this derailleur?\u003c\/h3\u003e\n\u003cp\u003eThe derailleur is tuned for 6- and 7-speed drivetrains and works well with indexed SIS-style shifters. It suits frames that accept direct-mount rear derailleurs—popular on many folding and some modern mountain bikes—making it a versatile replacement option.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 6- and 7-speed cassettes and freewheels\u003c\/li\u003e\n  \u003cli\u003eBest for frames with direct-mount derailleur bosses\u003c\/li\u003e\n  \u003cli\u003eWorks with common indexed shifters that use SIS-type cable pull\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Relwears RD-TY500 is ideal for cyclists who need a compact, reliable replacement rear derailleur for 6\/7-speed setups—commuters, folding-bike owners, and riders on light- to moderate-duty mountain routes. Choose this unit if you want easier installation via a direct-mount interface, consistent indexed shifting, and an aluminum build that balances weight and longevity. If your frame uses a hanger instead of a direct boss, check compatibility before purchasing or consult a mechanic for retrofit options.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the RD-TY500 compatible with my 7-speed shifters?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The RD-TY500 is designed for 6 and 7-speed systems and works with indexed SIS-type shifters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need a derailleur hanger to install this model?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The RD-TY500 uses a direct-mount interface, so frames with a direct-mount boss are required.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Relwears","offers":[{"title":"Default Title","offer_id":59349948793180,"sku":"B0D1Q2FH8T","price":36.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/relwears-rd-ty500-front-view.jpg?v=1791109312"},{"product_id":"alltoo-sram-etap-axs-battery-protector-set-2-pack-front-rear-covers-waterproof-shockproof","title":"alltoo SRAM eTap AXS Battery Protector Set — 2-Pack Front \u0026 Rear Covers, Waterproof Shockproof","description":"\u003cp\u003e\u003cstrong\u003ealltoo SRAM eTap AXS Battery Protector Set is a two-piece cover kit that shields front and rear derailleur batteries and AXS dropper terminals from water, mud, and impacts while preserving a low-profile look.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe alltoo protector set is engineered for riders who want to keep SRAM wireless shifting components clean and functioning season after season. Tailored to fit Red, Force, Eagle, GX, XX1 and Reverb AXS units, these slim covers attach quickly to battery housings and derailleur terminals to block contaminants and reduce the risk of damage during rides. They’re made to be unobtrusive so you maintain the factory appearance and shifting performance while adding a layer of defense against the elements.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the protector keep my eTap AXS batteries safe?\u003c\/h3\u003e\n\n\u003cp\u003eThese covers form a barrier over the battery terminals and derailleur bodies to stop water, grit and small impacts from reaching sensitive contacts. By preventing direct exposure, they help maintain clean electrical connections and reduce the chance of corrosion or dirt buildup that can impair function over time.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSeals terminals against splashes and mud during wet rides.\u003c\/li\u003e\n  \u003cli\u003eReduces direct impact to battery housing and derailleur faces.\u003c\/li\u003e\n  \u003cli\u003ePrevents grit ingress around critical electrical points.\u003c\/li\u003e\n  \u003cli\u003eLightweight design avoids adding bulk or affecting shifting alignment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these covers easy to fit and remove on the trail?\u003c\/h3\u003e\n\n\u003cp\u003eYes — the alltoo set uses a simple buckle and snap approach for fast installation and removal so you can fit them without tools. That means quick checks or cleaning between rides, plus straightforward replacement if you service the derailleur or battery.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTool-free attachment for both front and rear derailleur covers.\u003c\/li\u003e\n  \u003cli\u003eSecure snap fit keeps covers in place over rough terrain.\u003c\/li\u003e\n  \u003cli\u003eFast removal for charging or maintenance access.\u003c\/li\u003e\n  \u003cli\u003eNo interference with normal battery removal or installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these covers affect my bike’s look or performance?\u003c\/h3\u003e\n\n\u003cp\u003ealltoo designed the protectors to be ultra-thin and color-matched to blend with factory finishes so aesthetics remain intact. Their low-profile shape minimizes added weight and avoids obstructing cable routing or derailleur movement, so there’s no negative impact on shifting performance when properly fitted.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eUltra-thin construction preserves the stock silhouette.\u003c\/li\u003e\n  \u003cli\u003eColor-matched options that integrate with SRAM component finishes.\u003c\/li\u003e\n  \u003cli\u003eEngineered clearance ensures full derailleur articulation.\u003c\/li\u003e\n  \u003cli\u003eNegligible added weight for race and trail applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat components and models does this kit support?\u003c\/h3\u003e\n\n\u003cp\u003eThe kit is built specifically for SRAM’s eTap AXS family, covering popular groupsets and the AXS dropper post interface. It’s compatible across Red, Force, Eagle, GX, XX1 and the Reverb AXS dropper post, making it a versatile add-on for mixed fleets or upgrades.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompatible with SRAM eTap AXS Red and Force series derailleurs.\u003c\/li\u003e\n  \u003cli\u003eFits Eagle, GX and XX1 AXS rear derailleurs.\u003c\/li\u003e\n  \u003cli\u003eIncludes two AXS dropper post protectors for terminal protection.\u003c\/li\u003e\n  \u003cli\u003eSold as a complete front\/rear 2-piece set for full coverage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The alltoo SRAM eTap AXS Battery Protector Set is for cyclists who ride in mixed conditions—gravel, mud, wet roads, and rough trails—and want to defend their wireless shifting investments without altering bike handling or looks. It suits road racers, gravel grinders, and mountain bikers who prioritize reliable shifting and easy maintenance, plus mechanics who want a compact, reversible way to protect AXS battery terminals during transport and service.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this fit my SRAM Force AXS derailleur?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The alltoo protector set is made to fit Force AXS plus other eTap AXS derailleurs like Red, Eagle, GX and XX1.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do the covers interfere with battery removal?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. They snap on and off quickly, allowing normal battery removal and charging without tools.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"alltoo","offers":[{"title":"Default Title","offer_id":59349962129756,"sku":"B0F43LM3MF","price":36.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/alltoo-front-derailleur-cover-front-view.jpg?v=1791109479"},{"product_id":"shimano-front-derailleur-fd-m310-top-swing-band-mount-34-9mm-with-31-8-28-6mm-adapters-dual-pull-for-42-48t-mtb-double-triple","title":"SHIMANO Front Derailleur FD-M310 Top-Swing Band-Mount 34.9mm with 31.8 \u0026 28.6mm Adapters — Dual-Pull for 42\/48T MTB Double\/Triple","description":"\u003cp\u003e\u003cstrong\u003eThe SHIMANO FD-M310 is a top-swing, band-mount front derailleur with dual-pull routing and adapters for 31.8mm and 28.6mm tubes, built to shift cleanly on 42T or 48T chainrings.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for mountain bikes and versatile drivetrains, the FD-M310 handles double or triple chainset configurations and accepts seat tube diameters from 28.6mm up to 34.9mm using included adapters. Its top-swing design gives extra tire and frame clearance, while the dual-pull cable compatibility means it works with either top or bottom cable routing setups. This derailleur is a practical choice for riders upgrading or repairing entry to mid-level MTB shifting systems.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the FD-M310 fit different bikes and seat tubes?\u003c\/h3\u003e\n\u003cp\u003eThe derailleur uses a band clamp system with adapters so you can mount it to 34.9mm, 31.8mm or 28.6mm seat tubes without frame modifications. Installation is straightforward and the clamp-style mount lets you reposition or remove the unit quickly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncludes 31.8mm and 28.6mm adapters for common frames\u003c\/li\u003e\n  \u003cli\u003eBand-mount clamps onto 34.9mm seat tubes out of the box\u003c\/li\u003e\n  \u003cli\u003eTop-swing profile increases clearance on frames with large tires or suspension pivots\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat drivetrains and chainrings does this derailleur support?\u003c\/h3\u003e\n\u003cp\u003eBuilt for mountain double and triple chainsets, the FD-M310 performs well with 42T and 48T outer rings, and accommodates the chainline and cage height needs typical of MTB setups. It’s engineered to match Shimano Altus groups and other compatible systems requiring similar chainring capacity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with double or triple chainsets used on cross-country and trail bikes\u003c\/li\u003e\n  \u003cli\u003eOptimized for 42T and 48T large chainrings\u003c\/li\u003e\n  \u003cli\u003eCage geometry designed for reliable front shifts across intended gear ranges\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich cable routing and shifting configurations are supported?\u003c\/h3\u003e\n\u003cp\u003eThe FD-M310 features a Dual-Pull design so it works with either top or bottom cable routing, offering flexibility for frames with different cable guides or routing constraints. This makes it suitable for many modern and older frames without routing compatibility issues.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDual-Pull accepts both top and bottom cable approaches\u003c\/li\u003e\n  \u003cli\u003eCompatible with standard front shift levers and cable pull ratios used on Altus-level systems\u003c\/li\u003e\n  \u003cli\u003eAdjustable limit screws and barrel adjust for precise indexing and chain retention\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to install and maintain the FD-M310?\u003c\/h3\u003e\n\u003cp\u003eInstallation is user-friendly for experienced home mechanics and shop technicians: mount the band clamp, fit the correct adapter, align the cage, and set the limits. Routine maintenance is minimal — periodic cleaning, inspection, and cable tension adjustment keep shifts reliable.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSimple clamp-and-adapter installation with common tools\u003c\/li\u003e\n  \u003cli\u003eAdjustable high\/low limit screws for fine-tuning\u003c\/li\u003e\n  \u003cli\u003eLow-maintenance — inspect and lubricate pivot points and cable once in a while\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The SHIMANO FD-M310 is aimed at mountain bikers, commuters, and weekend riders seeking a dependable, economical front derailleur that fits a wide range of frames. It’s especially useful for riders updating older bikes, replacing worn front derailleurs on Altus-compatible drivetrains, or builders who need a dual-pull, band-mount option that handles 42T–48T chainrings without frame modification.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will the FD-M310 work with my 34.9mm seat tube?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The derailleur mounts directly to a 34.9mm seat tube and includes smaller adapters for 31.8mm and 28.6mm tubes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this with either top or bottom cable routing?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The FD-M310 has a Dual-Pull design compatible with both top- and bottom-cable routing configurations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59350096511324,"sku":"B001ORZF94","price":37.52,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-fd-m310-front-view.jpg?v=1791112879"},{"product_id":"sram-eagle-axs-rear-derailleur-battery-cover-black-lightweight-impact-protection-for-mtb","title":"SRAM Eagle AXS rear derailleur battery cover - Black, lightweight impact protection for MTB","description":"\u003cp\u003e\u003cstrong\u003eSRAM Eagle AXS Rear Derailleur Battery Cover in black protects the AXS battery from impacts and debris while maintaining a seamless fit on compatible SRAM AXS rear derailleurs.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis compact replacement cowling is engineered to shield the SRAM Eagle AXS rear derailleur battery during trail riding, transport, and storage. Made to be lightweight yet durable, it minimizes exposure to stones, mud, and incidental knocks without adding bulk or compromising the derailleur’s profile. The cover installs cleanly on SRAM AXS mountain bike rear derailleurs and preserves access to the battery while extending the component’s usable life through simple, physical protection.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this cover prevent damage to my AXS derailleur battery?\u003c\/h3\u003e\n\u003cp\u003eThe battery cover acts as a first line of defense, absorbing and deflecting small impacts and blocking debris that would otherwise strike the battery casing. Its shape wraps around vulnerable areas to reduce direct hits and abrasion from rides over rough terrain. While not a substitute for cautious handling, it lowers the frequency of incidental battery scuffs or chips.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eForm-fitting cowling shields battery sides and corners\u003c\/li\u003e\n  \u003cli\u003eDurable material disperses force from minor impacts\u003c\/li\u003e\n  \u003cli\u003eBlocks mud and grit that accelerate wear on connectors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill the cover fit all SRAM AXS mountain bike rear derailleurs?\u003c\/h3\u003e\n\u003cp\u003eThe cover is designed specifically for SRAM Eagle AXS rear derailleur batteries and offers a snug, secure fit on compatible models. Installation aligns with the factory mounting points so the cover locks into place without tools in many cases. Confirm compatibility with your derailleur model year if your drivetrain is an older or non-standard variant.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered for SRAM Eagle AXS rear derailleur battery geometry\u003c\/li\u003e\n  \u003cli\u003eSecure fit that maintains battery alignment and access\u003c\/li\u003e\n  \u003cli\u003eCheck derailleur model year for precise compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDoes the cover interfere with battery access or derailleur performance?\u003c\/h3\u003e\n\u003cp\u003eNo — the design keeps the battery accessible for quick removal and charging while preserving derailleur function and shift precision. The cover avoids contact with moving parts and maintains the derailleur’s intended clearance and articulation. You’ll still be able to swap the battery or perform routine checks without removing the entire derailleur assembly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMaintains clear access to the battery release mechanism\u003c\/li\u003e\n  \u003cli\u003eDoes not obstruct derailleur movement or cable routing\u003c\/li\u003e\n  \u003cli\u003eLightweight design avoids affecting shift responsiveness\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable is the material and what maintenance does it need?\u003c\/h3\u003e\n\u003cp\u003eThe cowling is built from a durable, impact-resistant polymer that resists cracking and surface wear from trail use. Routine cleaning to remove mud and grit will keep the cover functioning and reduce abrasive wear against the battery surface. Inspect the cover after heavy impacts to ensure it remains intact and securely attached.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eImpact-resistant polymer resists chipping and cracking\u003c\/li\u003e\n  \u003cli\u003eWipe down with a damp cloth after muddy rides\u003c\/li\u003e\n  \u003cli\u003eInspect for damage following falls or hard impacts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Riders using SRAM Eagle AXS mountain bike drivetrains who want simple, effective protection for their rear derailleur battery. It’s a practical addition for trail riders, bikepackers, commuters, and anyone who stores or transports their bike frequently and wants to reduce cosmetic and functional wear to the AXS battery. Installers seeking a lightweight, OEM-fit replacement cowling will appreciate the secure fit and low-profile appearance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this cover stop water from reaching the AXS battery?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The cover reduces splash and direct debris but is not a waterproof seal. Use it alongside proper bike cleaning and storage practices.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is special hardware required to install the cover?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No special hardware is typically needed; it aligns with the derailleur's mounting points for a secure fit on compatible models.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SRAM","offers":[{"title":"Default Title","offer_id":59350332113244,"sku":"B091TBQC55","price":36.52,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/sram-eagle-axs-battery-cover-front-view.jpg?v=1791115325"},{"product_id":"relwears-tourney-rd-tx800-rear-derailleur-7-8-speed-direct-mount-durable-precise-shifting","title":"Relwears Tourney RD-TX800 Rear Derailleur 7\/8-Speed Direct-Mount — Durable, Precise Shifting","description":"\u003cp\u003e\u003cstrong\u003eThe Relwears Tourney RD-TX800 is a direct-mount rear derailleur designed for reliable 7\/8-speed shifting on a wide range of bikes.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact, road-and-trail compatible derailleur replaces worn rear shifting hardware with a purpose-built unit for 7- and 8-speed drivetrains. Engineered for straightforward installation and long-term durability, the RD-TX800 targets riders who need predictable indexing and low-maintenance performance across mountain, road, city, folding, and hybrid bicycles.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the RD-TX800 fit my bike?\u003c\/h3\u003e\n\u003cp\u003eThe RD-TX800 uses a direct-mount interface, so it attaches to frames designed for a direct installation rather than a hanger-hook style. Before ordering, confirm that your bike accepts a direct-mount rear derailleur and that your cassette and shifter are 7- or 8-speed compatible.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-mount body — not compatible with hook-mounted hangers.\u003c\/li\u003e\n  \u003cli\u003eDesigned for 7- and 8-speed SIS indexed systems.\u003c\/li\u003e\n  \u003cli\u003eWorks with common MTB, road, city, and folding bike frames that accept direct-mount derailleurs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat level of performance and durability can I expect?\u003c\/h3\u003e\n\u003cp\u003eThe RD-TX800 is built for steady shifting under everyday conditions and has undergone long-distance testing to validate its resilience. You can expect accurate indexing and consistent gear changes when properly adjusted and paired with matching shifters and cassette ranges.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTested for extended use — proven stable after long-distance trials.\u003c\/li\u003e\n  \u003cli\u003ePrecision-adjustable limit screws and B-tension for crisp shifts.\u003c\/li\u003e\n  \u003cli\u003eRobust cage and pivot construction for reduced play over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and setup?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone familiar with derailleur alignment and cable routing: mount the unit, attach the cable and chain, then fine-tune the high\/low limits and indexing. If you’re new to drivetrain work, a basic bike shop service will have it dialed in quickly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-mount attachment — aligns cleanly with compatible frames.\u003c\/li\u003e\n  \u003cli\u003eStandard bolt and cable routing — no special adapters required.\u003c\/li\u003e\n  \u003cli\u003eAdjustable limits and barrel adjuster simplify indexing adjustments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich bikes and riders benefit most from the RD-TX800?\u003c\/h3\u003e\n\u003cp\u003eThis derailleur is ideal for riders who want a cost-effective, trustworthy replacement for worn rear shifting on multi-speed bikes. It fits a broad array of casual commuters, mountain bikers, and recreational road riders who use 7- or 8-speed drivetrains and prefer a direct-mount solution.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCommuters and city riders needing dependable daily performance.\u003c\/li\u003e\n  \u003cli\u003eRecreational mountain and road cyclists with 7\/8-speed setups.\u003c\/li\u003e\n  \u003cli\u003eOwners of folding or hybrid bikes using indexed shifting systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? If your bike uses a direct-mount rear derailleur and a 7- or 8-speed indexed drivetrain, the Relwears Tourney RD-TX800 provides a practical balance of durability, predictable shifting, and easy installation. It’s a sensible upgrade or replacement for riders seeking reliable gear changes without premium pricing, and Relwears customer support is available if you need help with fit or adjustments.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the RD-TX800 compatible with 9-speed cassettes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The RD-TX800 is designed specifically for 7- and 8-speed indexed drivetrains.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this derailleur require a hanger adapter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No adapter — it uses a direct-mount interface. Ensure your frame accepts direct-mount derailleurs.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Relwears","offers":[{"title":"Default Title","offer_id":59350515515740,"sku":"B0CWQ7TCWZ","price":39.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/relwears-rd-tx800-front-view.jpg?v=1791118386"},{"product_id":"relwears-rd-ty21b-6-7-speed-rear-derailleur-direct-mount-aluminum-alloy-11t-guide-pulley-34t-capacity","title":"Relwears RD-TY21B 6\/7-Speed Rear Derailleur Direct Mount — Aluminium Alloy, 11T Guide Pulley, 34T Capacity","description":"\u003cp\u003e\u003cstrong\u003eThe Relwears RD-TY21B is a direct-mount rear derailleur built for 6- and 7-speed drivetrains, offering reliable shifting with an 11-tooth guide pulley and a 34-tooth capacity.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis derailleur is a straightforward upgrade or replacement for bikes that use a direct-mount hanger system. Made from lightweight aluminum alloy, the RD-TY21B is engineered to deliver consistent gear changes across a variety of bicycles — from mountain bikes and commuters to folding and cruiser models. Its compact construction and uncomplicated setup make it a practical choice whether you’re repairing a bike or refreshing an older drivetrain.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this derailleur improve my shifting?\u003c\/h3\u003e\n\u003cp\u003eThe RD-TY21B smooths chain transition across a 6- or 7-speed cassette using an 11-tooth guide pulley and carefully designed cage geometry. Precision machined surfaces and the aluminum alloy body reduce flex under load, so shifts feel more precise and dependable.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e11T guide wheel for accurate chain tracking\u003c\/li\u003e\n  \u003cli\u003e34T maximum tooth capacity to handle many cog combinations\u003c\/li\u003e\n  \u003cli\u003eRigid aluminum alloy construction reduces flex for firmer shifts\u003c\/li\u003e\n  \u003cli\u003eOptimized for 6\/7-speed derailleur cables and shifters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs the RD-TY21B compatible with my bike?\u003c\/h3\u003e\n\u003cp\u003eCompatibility centers on two factors: cassette speed and mounting style. This model is explicitly designed for 6- and 7-speed systems and requires a direct-mount frame or adapter rather than a hanger-mounted interface.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks with 6- and 7-speed drivetrains and compatible chains\u003c\/li\u003e\n  \u003cli\u003eDesigned for direct-mount frames — not for hanger-mounted dropouts\u003c\/li\u003e\n  \u003cli\u003eSuitable for MTB, commuter, folding, cruiser, and other bike types\u003c\/li\u003e\n  \u003cli\u003eCheck your bike’s mount type before ordering to ensure fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation and maintenance?\u003c\/h3\u003e\n\u003cp\u003eInstallation follows four clear stages: mounting, setting the high\/low limits, securing the cable, and fine-tuning the tension. Basic bike tools and a little mechanical familiarity are all that’s required, and routine checks keep the unit functioning well season after season.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStep-by-step: install, adjust limit stops, tighten cable, set tension\u003c\/li\u003e\n  \u003cli\u003eNo specialty tools beyond common bike maintenance equipment\u003c\/li\u003e\n  \u003cli\u003ePeriodic inspection of pulley wear and cable tension recommended\u003c\/li\u003e\n  \u003cli\u003eSimple replacement pulley or service if shifting becomes noisy\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and build features should I expect?\u003c\/h3\u003e\n\u003cp\u003eThe RD-TY21B uses an aluminum alloy main body to balance strength and low weight. Its guide pulley and cage geometry are matched to the intended 6\/7-speed chains, aiming to minimize chain drop and keep shifting crisp under load.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAluminum alloy construction for durability and reduced weight\u003c\/li\u003e\n  \u003cli\u003eEngineered pulley-to-cage spacing for 6\/7-speed chain widths\u003c\/li\u003e\n  \u003cli\u003eBasic corrosion resistance suitable for regular outdoor use\u003c\/li\u003e\n  \u003cli\u003eSimple mechanical design facilitates field repairs or swaps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Cyclists who need a robust, budget-forward replacement derailleur for 6- or 7-speed bikes with a direct-mount interface will find the Relwears RD-TY21B a sensible option. It’s aimed at riders of mountain bikes, commuters, cruisers, and folding bikes who want dependable shifting without complex electronics or proprietary components. Before purchase, verify your frame’s mount type and cassette speed to ensure immediate compatibility.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this derailleur be used with a hanger mount?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The RD-TY21B is a direct-mount model and requires a direct-mount frame or adapter, not a hanger-mounted dropout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What cassette speeds is the RD-TY21B compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It is compatible with 6- and 7-speed drivetrains designed for corresponding chain widths.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Relwears","offers":[{"title":"Default Title","offer_id":59351638114652,"sku":"B0CWNNL8WH","price":33.93,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/relwears-rd-ty21b-front-view.jpg?v=1791127318"},{"product_id":"shimano-acera-rear-derailleur-7-speed-black-rd-m3020-reliable-easy-install","title":"SHIMANO Acera Rear Derailleur 7-Speed - Black RD-M3020 Reliable, Easy-Install","description":"\u003cp\u003e\u003cstrong\u003eThe Shimano Acera RD-M30208SGSL is a dependable 7-speed rear derailleur designed for straightforward installation and consistent shifting performance on commuter and entry-level mountain bikes.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact, black Shimano Acera derailleur delivers the essential features riders need for reliable gear changes without unnecessary complexity. Built with durable materials and a proven cage design, it supports 7- and 8-speed drivetrains and installs directly to standard hanger mounts. The unit is ideal for riders looking to replace worn drivetrains or upgrade an older bike with a robust, cost-effective component from Shimano's entry-level groupset line.\u003c\/p\u003e\n\n\u003ch3\u003eWhat bike setups is this derailleur compatible with?\u003c\/h3\u003e\n\u003cp\u003eThe Acera RD-M30208SGSL is made for 7- and 8-speed cassettes and fits most bicycles with a standard rear derailleur hanger. It pairs with Shimano-compatible shifters and chains for best results. Verify hanger alignment and cable routing before installation to ensure smooth operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSupports 7- and 8-speed cassettes\u003c\/li\u003e\n  \u003cli\u003eMounts to standard derailleur hanger\u003c\/li\u003e\n  \u003cli\u003eWorks with Shimano-compatible chains and shifters\u003c\/li\u003e\n  \u003cli\u003eSuitable for commuter, hybrid, and entry-level MTB use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and setup for a home mechanic?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone with basic bike-maintenance skills: hang the derailleur, route the cable, adjust B-tension and limit screws, then fine-tune the cable tension. Direct-install design minimizes modification, and common bike tools are sufficient.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect install to standard hanger—no frame changes needed\u003c\/li\u003e\n  \u003cli\u003eRequires basic tools: hex keys, cable cutters, screwdriver\u003c\/li\u003e\n  \u003cli\u003eAdjustable high\/low stops and B-tension for precise setup\u003c\/li\u003e\n  \u003cli\u003eFollow Shimano alignment guides for best shifting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance can I expect day-to-day?\u003c\/h3\u003e\n\u003cp\u003eExpect consistent, predictable shifting across the cassette under normal riding conditions. The Acera design focuses on reliable function rather than lightweight race performance, giving long service life with routine maintenance like cleaning and lubrication.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSmooth index shifting when properly adjusted\u003c\/li\u003e\n  \u003cli\u003eDurable cage and linkages resist wear from regular use\u003c\/li\u003e\n  \u003cli\u003ePerforms well for commuting, leisure rides, and light trail use\u003c\/li\u003e\n  \u003cli\u003eEasily maintained with periodic cleaning and lube\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I maintain the derailleur for longevity?\u003c\/h3\u003e\n\u003cp\u003eRegular inspections and basic upkeep will extend life and preserve shift quality. Keep the derailleur free of grit, lubricate pivot points sparingly, and replace cables or housing when frayed or sticky.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWipe away dirt and grime after wet or muddy rides\u003c\/li\u003e\n  \u003cli\u003eApply light lubricant to pivots, avoid over-lubrication\u003c\/li\u003e\n  \u003cli\u003eCheck cable tension and housing condition regularly\u003c\/li\u003e\n  \u003cli\u003eReplace pulleys or the unit when wear affects shifting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Shimano Acera RD-M30208SGSL is aimed at cyclists who need a robust, no-nonsense rear derailleur for everyday riding—commuters, recreational riders, and owners of older or entry-level mountain bikes. It’s especially well suited for anyone seeking an affordable replacement that provides dependable shifting with straightforward installation and routine maintenance. If you want a component from a recognizable brand that balances durability and value, this Shimano Acera model is a practical choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this derailleur compatible with 8-speed cassettes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The RD-M30208SGSL supports both 7- and 8-speed setups when paired with compatible shifters and chain.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install it myself at home?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Basic tools and routine adjustments (limit screws, B-tension, cable tension) are all that's needed for home installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59355803287900,"sku":"B0BD7X8DTR","price":49.4,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-acera-rear-derailleur-front-view.jpg?v=1791153616"},{"product_id":"sram-gx-eagle-pulley-kit-12-speed-jockey-wheel-set-for-gx-apex-eagle-includes-bolts-spacers","title":"SRAM GX Eagle pulley kit — 12-speed jockey wheel set for GX\/Apex Eagle, includes bolts \u0026 spacers","description":"\u003cp\u003e\u003cstrong\u003eSRAM GX Eagle Pulley Kit provides the correct-sized upper and lower jockey wheels plus mounting hardware to restore smooth shifting on 12-speed GX Eagle and Apex Eagle rear derailleurs.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your SRAM GX Eagle or Apex Eagle derailleur is exhibiting noisy, sluggish, or inconsistent shifting, worn pulley wheels are often the culprit. This pulley kit replaces both the larger lower pulley and smaller upper pulley and includes the bolts and spacers needed for proper installation. Because the lower pulley is intentionally larger than the upper, correct placement is essential for chain wrap and tension on the 12-speed system.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I tell when the pulleys need replacing?\u003c\/h3\u003e\n\n\u003cp\u003eWorn pulleys usually show uneven teeth, play in the bearings, or create grinding sounds while pedaling or shifting. You may also notice slower, less precise shifts or a chain that seems to chatter on the cassette. Regular inspection during drivetrain maintenance can catch wear before performance degrades substantially.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eLook for rounded or missing tooth profiles and lateral play in the pulley bearings.\u003c\/li\u003e\n  \u003cli\u003eListen for grinding or scraping noises under load or during downshifts.\u003c\/li\u003e\n  \u003cli\u003eCheck chain alignment and tension—excessive slack can indicate pulley wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat’s the correct way to install the upper and lower pulleys?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation requires placing the larger pulley in the lower position and the smaller pulley in the upper position, then securing each with the supplied hardware to the GX Eagle or Apex Eagle derailleur. Torque bolts to manufacturer specifications and ensure spacers are oriented as they originally were—incorrect placement can harm shifting and shorten component life.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eInstall the larger pulley in the lower (tension) position and the smaller in the upper (guide) position.\u003c\/li\u003e\n  \u003cli\u003eUse the included bolts and spacers; do not mix with incompatible fasteners.\u003c\/li\u003e\n  \u003cli\u003eAlign pulleys so the teeth engage the chain without lateral rubbing; tighten to SRAM torque values.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this pulley kit compatible with other SRAM derailleurs?\u003c\/h3\u003e\n\n\u003cp\u003eThis kit is designed specifically for SRAM GX Eagle and Apex Eagle 12-speed rear derailleurs. While many Eagle-family parts share design traits, compatibility is limited to these models to ensure tooth profiles, spacing, and hardware match the 12-speed chain and derailleur geometry.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eMade for 12-speed GX Eagle and Apex Eagle derailleurs only.\u003c\/li\u003e\n  \u003cli\u003eNot guaranteed to fit non-Eagle or older SRAM derailleur models.\u003c\/li\u003e\n  \u003cli\u003eCheck model-specific fitment before purchasing to avoid mismatched parts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill replacing the pulleys improve shifting and longevity?\u003c\/h3\u003e\n\n\u003cp\u003eFresh pulleys reduce friction and restore accurate chain tracking, which improves shift crispness and can extend the life of your cassette and chain. While pulleys aren’t a fix for bent derailleurs or misadjusted limit screws, they address common wear-related problems that degrade 12-speed performance.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eLower friction and better tooth engagement improve shift precision.\u003c\/li\u003e\n  \u003cli\u003eNew bearings remove play that causes chain bounce and noise.\u003c\/li\u003e\n  \u003cli\u003eHelps prevent accelerated wear on cassette and chain when installed correctly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The SRAM GX Eagle Pulley Kit is intended for riders and mechanics who own SRAM GX Eagle or Apex Eagle 12-speed drivetrains and need a OEM‑specific replacement for worn jockey wheels. It’s suitable for home mechanics comfortable with basic derailleur disassembly and torqueing small fasteners, as well as bike shops performing routine drivetrain service. Choosing the correct placement and using the included hardware keeps your derailleur shifting as designed and protects the rest of your 12-speed drivetrain components.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install the pulleys myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—if you can remove the derailleur and follow torque specs. Ensure the larger pulley is installed in the lower position.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these pulleys compatible with 11-speed systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This kit is designed for 12-speed GX Eagle and Apex Eagle derailleurs and isn't compatible with 11-speed setups.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SRAM","offers":[{"title":"Default Title","offer_id":59355894415708,"sku":"B078H1J86D","price":50.09,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/sram-gx-eagle-pulley-kit-front-packaging.jpg?v=1791154120"},{"product_id":"shimano-rd-m310-altus-7-8-speed-rear-derailleur-silver-reliable-indexed-shifting","title":"SHIMANO RD-M310 Altus 7\/8-Speed Rear Derailleur — Silver, Reliable Indexed Shifting","description":"\u003cp\u003e\u003cstrong\u003eThe SHIMANO RD-M310 Altus is a 7\/8-speed rear derailleur in silver designed to deliver dependable, accurate gear changes for entry- to mid-level bicycles.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt under Shimano's Altus designation, the RD-M310 (also referenced as RD-CT95 in some markets) provides straightforward rear shifting performance compatible with 7- and 8-speed drivetrains. It is a practical replacement or upgrade for commuters, hybrid bikes, and mountain bikes where predictable shifting, low maintenance, and an unobtrusive finish matter. The silver finish blends with many frames and components while offering the familiar Shimano fit and interface that mechanics and home wrenchers expect.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the RD-M310 improve everyday shifting?\u003c\/h3\u003e\n\n\u003cp\u003eThe RD-M310 offers consistent indexed shifting across the cassette, helping reduce the time and frustration spent adjusting gears on the road or trail. Its design focuses on straightforward operation rather than race-level complexity, so riders get reliable performance with minimal fuss.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIndexed 7\/8-speed compatibility for common cassette setups\u003c\/li\u003e\n  \u003cli\u003eEngineered for predictable shifts under normal riding loads\u003c\/li\u003e\n  \u003cli\u003eSimplified geometry reduces the need for frequent fine-tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I know about installation and compatibility?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation follows standard rear derailleur fitting: mount to the derailleur hanger, attach the shift cable, and set limit screws and B-tension. The RD-M310 is intended for drivetrains using 7- or 8-speed shifters and cassettes—verify hanger alignment and cable routing for best results.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 7- and 8-speed shimano-style drivetrains\u003c\/li\u003e\n  \u003cli\u003eFits standard derailleur hangers—check hanger condition before mounting\u003c\/li\u003e\n  \u003cli\u003eRequires basic tools: hex wrench, screwdriver, cable cutters, and a bike stand helps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I maintain the derailleur for long life?\u003c\/h3\u003e\n\n\u003cp\u003eRoutine checks and simple cleaning keep the RD-M310 shifting smoothly: clear grime from jockey wheels, lightly lubricate pivot points, and inspect the hanger alignment. Replacing worn cables and housing restores crisp shifting and prevents excess wear on the derailleur.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWipe debris from pulleys and pivots after wet rides\u003c\/li\u003e\n  \u003cli\u003eUse light lubricant on moving joints—avoid heavy oils that attract dirt\u003c\/li\u003e\n  \u003cli\u003eReplace stretched cables and frayed housing to maintain indexing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan this derailleur handle rough use and occasional impacts?\u003c\/h3\u003e\n\n\u003cp\u003eThe RD-M310 is made for everyday cycling conditions rather than competitive downhill abuse; it tolerates bumps and knocks typical of commuting and light trail riding. If your rides include heavy impact or aggressive trail features, consider protective measures such as a derailleur guard or a higher-spec model designed for heavy-duty use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDurable construction suited to daily commuting and recreational trails\u003c\/li\u003e\n  \u003cli\u003eConsider a guard on bikes used in rough environments\u003c\/li\u003e\n  \u003cli\u003eInspect after a crash to check alignment and pulley condition\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The SHIMANO RD-M310 Altus 7\/8-speed rear derailleur is aimed at cyclists wanting a dependable, no-nonsense shifting solution for commuters, fitness riders, and casual mountain bikers. It suits riders replacing worn components, upgrading an older bike to more reliable indexing, or building an affordable, serviceable drivetrain with a component that carries Shimano’s well-known compatibility and support network.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the RD-M310 compatible with 9-speed cassettes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The RD-M310 is designed for 7- and 8-speed drivetrains and will not index properly with 9-speed cassettes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use a clutch with this Altus derailleur?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The RD-M310 does not feature a clutch mechanism; it is a standard rear derailleur for everyday use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59356290711900,"sku":"B000FFGTK0","price":50.53,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-rd-m310-front-profile.jpg?v=1791156538"},{"product_id":"shimano-altus-rdm310dl-rear-derailleur-7-8-speed-long-cage-black-34t-max-43t-capacity","title":"SHIMANO Altus RDM310DL Rear Derailleur 7\/8-Speed Long-Cage Black — 34T Max, 43T Capacity","description":"\u003cstrong\u003eShimano RDM310DL Altus GS is a long‑cage 7\/8‑speed rear derailleur in black, engineered to handle a wide gear range with reliable, traditional top‑normal shifting action.\u003c\/strong\u003e\n\n\u003cp\u003eThis rear derailleur from Shimano's Altus family is built for riders who need trustworthy gear changes and extra chain wrap capacity for wide‑range cassettes. The RDM310DL GS long‑cage variant accepts up to a 34‑tooth largest cog and provides 43 teeth of total chain wrap capacity, making it well suited for touring, commuting, and entry‑level mountain or gravel bikes that use 7 or 8 speed drivetrains.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this derailleur manage wider gear ranges?\u003c\/h3\u003e\n\u003cp\u003eThe long‑cage (GS) layout increases chain wrap capacity so the derailleur can accommodate larger cogs and chainring combinations without chain slack. Shimano specifies a 43‑tooth total capacity and accepts a largest cog of 34 teeth, which covers many compact and triple setups.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eChain wrap capacity: 43 teeth for broad gear combinations\u003c\/li\u003e\n  \u003cli\u003eMaximum largest cog: 34 teeth for low gearing needs\u003c\/li\u003e\n  \u003cli\u003eCompatible with compact and triple chainring setups when within capacity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat drivetrain systems and speeds is it compatible with?\u003c\/h3\u003e\n\u003cp\u003eThis derailleur is designed for Shimano\/SRAM 8‑speed spacing and is optimized to work with Shimano 7\/8‑speed shifters and rear derailleur actuation. It operates with a top‑normal (traditional) spring configuration, which is standard for most non‑clutch rear derailleurs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSpeeds supported: 7 or 8‑speed drivetrains\u003c\/li\u003e\n  \u003cli\u003eDrivetrain spacing: Shimano\/SRAM 8‑speed compatible\u003c\/li\u003e\n  \u003cli\u003eShifter interface: works with Shimano 7\/8‑speed shifters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the physical and performance details to know?\u003c\/h3\u003e\n\u003cp\u003eThe RDM310DL Altus weighs approximately 326 grams, providing a balance between durability and manageable weight. Finished in black, it offers a clean visual match with many frames and components while maintaining reliable mechanical operation for everyday riding.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWeight: ~326 g for the long‑cage assembly\u003c\/li\u003e\n  \u003cli\u003eDerailleur color: black for a neutral aesthetic\u003c\/li\u003e\n  \u003cli\u003eDerailleur action: top‑normal (traditional spring direction)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Cyclists seeking a durable, affordable rear derailleur for commuting, touring, recreational mountain biking, or gravel riding will find the Shimano RDM310DL Altus GS a practical choice. It suits riders running 7 or 8‑speed systems who need extra chain wrap for larger cogs without upgrading to higher‑end component groups.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this derailleur fit a 9‑speed cassette?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No, the RDM310DL is built for 7\/8‑speed spacing and is not optimized for 9‑speed cassettes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can it handle a triple chainring setup?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, if your total chain wrap requirement stays within the 43‑tooth capacity and the largest cog is 34 teeth or smaller.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59356457140572,"sku":"B005CMUQU0","price":48.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-rdm310dl-front-profile.jpg?v=1791161134"},{"product_id":"relwears-altus-rd-m310-7-8-speed-rear-derailleur-direct-mount-34t-max-43t-capacity","title":"Relwears Altus RD-M310 7\/8-Speed Rear Derailleur Direct-Mount — 34T Max, 43T Capacity","description":"\u003cp\u003e\u003cstrong\u003eThe Relwears Altus RD-M310 is a direct-mount 7\/8-speed rear derailleur engineered for smooth, reliable shifting across a wide range of bikes.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis rear derailleur pairs proven RD-CT95 Altus technology with a compact, lightweight body to give everyday cyclists and light off-road riders dependable gear changes. Built to accept 7- and 8-speed drivetrains, the RD-M310 is designed for easy installation and broad compatibility, making it a practical upgrade or replacement part for mountain, road, city, folding and racing bikes.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the RD-M310 improve my bike's shifting performance?\u003c\/h3\u003e\n\u003cp\u003eThe derailleur refines chain movement across the cassette by using Altus-class mechanics tuned for 7\/8-speed systems. You’ll notice crisper upshifts and downshifts with reduced chain rub when properly adjusted. It balances precision with durability for regular riding conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOptimized for 7- and 8-speed cassettes using RD-CT95 design principles\u003c\/li\u003e\n  \u003cli\u003eCompact geometry to maintain consistent chain line\u003c\/li\u003e\n  \u003cli\u003eSmooth pivot action for faster, cleaner gear changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat gear range and chain capacity does it support?\u003c\/h3\u003e\n\u003cp\u003eThe RD-M310 accommodates a largest rear sprocket up to 34 teeth and has a total capacity of 43 teeth. This gives you flexibility to run wide-range cassettes and a variety of chainring combinations without overstressing the derailleur. These limits are suitable for most leisure, commuting, and light trail setups.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMaximum rear sprocket: 34T for climbing-friendly ratios\u003c\/li\u003e\n  \u003cli\u003eTotal capacity: 43T to match common double and triple setups\u003c\/li\u003e\n  \u003cli\u003eWorks well with casual mountain, hybrid, and touring gear ranges\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs the RD-M310 easy to fit and maintain?\u003c\/h3\u003e\n\u003cp\u003eYes — it installs directly onto the bike’s derailleur hanger for a straightforward fit without additional rack brackets. Basic setup requires standard tools and routine indexing to keep shifts crisp. The lightweight build also minimizes added weight while remaining serviceable with common replacement parts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-hanger mount for quick installation\u003c\/li\u003e\n  \u003cli\u003eServiceable pivots and accessible adjustment screws\u003c\/li\u003e\n  \u003cli\u003eCompatible with standard 7\/8-speed shifters and chains\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich bikes and riding styles is this derailleur best suited for?\u003c\/h3\u003e\n\u003cp\u003eThe RD-M310 is versatile across multiple bike types and riding uses — from city commutes to recreational trail rides. It’s aimed at riders who want reliable, lightweight shifting without stepping up to high-end race components. While robust for everyday use, it’s intended for light mountain biking rather than aggressive downhill or enduro racing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits mountain, road, racing, city and folding bikes\u003c\/li\u003e\n  \u003cli\u003eIdeal for commuting, leisure rides and light off-road trails\u003c\/li\u003e\n  \u003cli\u003eNot intended as a direct replacement for heavy-duty downhill-specific derailleurs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Relwears Altus RD-M310 is targeted at riders seeking an affordable, lightweight rear derailleur that reliably handles 7- and 8-speed drivetrains. Choose this if you want a simple, direct-mount replacement or upgrade that supports up to a 34T sprocket and a 43T total capacity — a practical choice for commuters, weekend adventurers, folding-bike owners and casual mountain bikers who prioritize dependable everyday shifting.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this derailleur compatible with 9-speed systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The RD-M310 is designed for 7- and 8-speed drivetrains and may not index correctly with 9-speed setups.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can it handle a 34T cassette sprocket?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The derailleur supports a maximum rear sprocket of 34T and a total capacity of 43T.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Relwears","offers":[{"title":"Default Title","offer_id":59356555608412,"sku":"B0D21PM8DD","price":51.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/relwears-altus-rd-m310-front-profile.jpg?v=1791163183"},{"product_id":"shimano-deore-rear-derailleur-rd-m5120-sgs-10-11-speed-long-cage-shadow-rd-chain-stabilizer","title":"SHIMANO Deore rear derailleur RD-M5120 SGS 10\/11-speed — long cage, Shadow RD+ chain stabilizer","description":"\u003cp\u003e\u003cstrong\u003eSHIMANO's Deore RD-M5120 SGS is a low-profile Shadow RD+ rear derailleur that stabilizes your chain and delivers reliable 10\/11-speed mountain bike shifting on rough trails.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe RD-M5120 carries SHIMANO's Shadow RD+ heritage into the Deore range, combining a compact design with chain stabilization to reduce chain slap and unwanted drops across varied terrain. Constructed with an aluminum body, the SGS (long) cage accommodates wide-range cassettes and provides smooth indexing with HG-X\/HG-X11 compatible chains. It's engineered for riders who want dependable performance without the complexity or weight of higher-end race components.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the Deore RD-M5120 prevent chain drop and noise on rough trails?\u003c\/h3\u003e\n\u003cp\u003eThe RD-M5120 uses SHIMANO's chain stabilizing mechanism to increase tension on the lower chain run, which suppresses chain slap and reduces the likelihood of dropping the chain. That tension keeps the drivetrain quieter and more consistent even on bumpy descents.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSHIMANO SHADOW RD+ clutch stabilizer reduces chain movement and noise\u003c\/li\u003e\n  \u003cli\u003eLong SGS cage increases chain wrap for better retention\u003c\/li\u003e\n  \u003cli\u003eOptimized pulley geometry for smooth chain tracking\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat cassette and gear setups is this derailleur compatible with?\u003c\/h3\u003e\n\u003cp\u003eRD-M5120 is built to support both 10-speed and 11-speed HG-X type drivetrains, covering common MTB setups including double and single chainring configurations. The long cage handles wide-range cassettes so you can run larger sprockets for climbing without compromising shifting reliability.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with HG-X11 (11-speed) and HG-X (10-speed) chains\u003c\/li\u003e\n  \u003cli\u003eSupports 2x11, 2x10 and 1x10 gearing permutations\u003c\/li\u003e\n  \u003cli\u003eCassette capacity: up to 42t (2x 11\/10) or 46t (1x 10)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and serviceable is the RD-M5120 for regular trail use?\u003c\/h3\u003e\n\u003cp\u003eBuilt with an aluminum outer body and robust internals, the Deore M5120 balances durability and weight for frequent off-road use. The Shadow RD+ profile reduces impact exposure, and the long cage design is straightforward to maintain, with replaceable pulleys and accessible mounting hardware.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAluminum construction for corrosion resistance and strength\u003c\/li\u003e\n  \u003cli\u003eLow-profile design minimizes rock strikes and frame contact\u003c\/li\u003e\n  \u003cli\u003eStandard mount and pulleys simplify on-bike servicing and replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich riders will gain the most from choosing this derailleur?\u003c\/h3\u003e\n\u003cp\u003eThe RD-M5120 is aimed at trail and all-mountain cyclists who want dependable shifting and improved chain retention without upgrading to top-tier groupsets. It fits riders running single or double chainring setups who need wide-range gearing and a drivetrain that stays quiet and secure during technical rides.\u003c\/p\u003e\n\n\u003cp\u003eWho is this for: Mountain bikers seeking a practical, trail-ready rear derailleur that blends SHIMANO's Shadow RD+ chain stabilizing tech with Deore-level value. Ideal for riders upgrading from entry-level components, bike builders specifying durable, serviceable parts, and commuters who use mixed-surface routes and want reliable, low-noise shifting.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the RD-M5120 compatible with 11-speed cassettes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it supports HG-X11 11-speed chains and cassettes as well as HG-X 10-speed setups.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this derailleur with a 1x drivetrain and big cassettes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the long SGS cage handles 1x 10-speed systems up to a 46t cassette.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59359273386332,"sku":"B089KDV5C7","price":67.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-deore-rd-m5120-front-profile.jpg?v=1791195675"},{"product_id":"shimano-deore-rd-m5100-sgs-11-speed-rear-derailleur-long-cage-black-51t-max-for-trail-gravel","title":"SHIMANO Deore RD-M5100-SGS 11-Speed Rear Derailleur — Long Cage, Black, 51T Max for Trail \u0026 Gravel","description":"\u003cp\u003e\u003cstrong\u003eThe SHIMANO Deore RD-M5100-SGS is an 11-speed long-cage rear derailleur in black, built for smooth, reliable shifting with a 51T max cog capacity and direct-mount compatibility.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis derailleur is designed to handle wide-range 11-speed cassettes while keeping chain management efficient on trail and gravel bikes. Its long cage construction accommodates large sprockets up to 51 teeth, and the Shimano Rear Direct Mount interface simplifies installation on frames that support it. The RD-M5100-SGS balances durability and performance for riders who need dependable shifting under load.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the RD-M5100-SGS manage large cassettes?\u003c\/h3\u003e\n\u003cp\u003eThe long cage and pulley geometry are optimized to maintain chain tension across a wide gear range, including cassettes with a 51T largest cog. It reduces chain slap and helps the derailleur track cleanly across the cassette for consistent cross-chain performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSupports up to 51T largest sprocket for wide-range gearing\u003c\/li\u003e\n  \u003cli\u003eLong cage design preserves chain tension on big cogs\u003c\/li\u003e\n  \u003cli\u003ePulley alignment tuned for 11-speed chains to minimize noise\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat frame and drivetrain setups is this compatible with?\u003c\/h3\u003e\n\u003cp\u003eThe RD-M5100-SGS is intended for 11-speed Shimano Deore drivetrains and fits frames that accept a Shimano Rear Direct Mount. It pairs with 11-speed shifters and wide-range cassettes; confirm your frame’s hanger and mount type before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with Shimano 11-speed systems and shifters\u003c\/li\u003e\n  \u003cli\u003eRear Direct Mount interface—requires compatible frame mount\u003c\/li\u003e\n  \u003cli\u003eWorks with 51T maximum cog cassette and long-cage chainlines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does it perform in trail conditions and maintenance needs?\u003c\/h3\u003e\n\u003cp\u003eBuilt for off-road durability, the RD-M5100-SGS resists impact and keeps shifting predictable in muddy or rocky conditions when cared for properly. Routine cleaning and occasional pulley inspection will keep it functioning smoothly for many miles.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRobust construction resists common trail impacts and abrasion\u003c\/li\u003e\n  \u003cli\u003eSimple cleaning and chainline checks maintain peak performance\u003c\/li\u003e\n  \u003cli\u003eReplacement pulleys available for longer service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the installation and setup pointers?\u003c\/h3\u003e\n\u003cp\u003eInstall directly into a compatible rear direct-mount on the frame and index the derailleur to your 11-speed shifter following Shimano’s cable tension guidelines. Fine-tune B-tension and limit screws to match the 51T large sprocket and prevent overshift.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMount to Shimano Rear Direct Mount frames only\u003c\/li\u003e\n  \u003cli\u003eAdjust B-tension for clearance to the 51T sprocket\u003c\/li\u003e\n  \u003cli\u003eIndex to 11-speed shifter and test across full cassette range\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The SHIMANO Deore RD-M5100-SGS is aimed at mountain and gravel riders upgrading to a reliable, wide-range 11-speed setup who need a long-cage derailleur that handles a 51T largest cog. It’s suited to cyclists who value durable shifting, straightforward installation on direct-mount frames, and a component that stays consistent under load without requiring frequent replacement.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the RD-M5100-SGS handle a 51T cassette?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it supports a largest cog up to 51 teeth when used in an 11-speed setup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this derailleur require a special frame mount?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it uses Shimano Rear Direct Mount and needs a compatible frame or adapter.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59361655619932,"sku":"B088XPFXGT","price":76.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-deore-rd-m5100-sgs-front-profile.jpg?v=1791209472"},{"product_id":"sram-gx-eagle-rear-derailleur-12-speed-long-cage-lunar-52t-max-sealed-pulley-bearings","title":"SRAM GX Eagle Rear Derailleur 12-Speed Long Cage Lunar — 52t Max, Sealed Pulley Bearings","description":"\u003cp\u003e\u003cstrong\u003eThe SRAM GX Eagle Rear Derailleur is a long-cage, 12-speed derailleur engineered for reliable chain management and compatibility with 10-50t and 10-52t cassettes while adding a Lunar finish to your drivetrain.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for trail and all-mountain riders who need robust shifting, the GX Eagle Rear Derailleur combines updated mounting hardware, sealed pulley bearings, and an improved cage lock position to deliver consistent performance. Its long-cage geometry increases chain wrap for wide-range cassettes and enhances chain retention on technical terrain. The Lunar colorway is part of the Eagle Colorsystem and coordinates visually with Eagle cassettes and chains.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this derailleur handle wide-range 12-speed cassettes?\u003c\/h3\u003e\n\n\u003cp\u003eThe GX Eagle’s design supports both 10-50t and 10-52t cassette ranges without modification, providing flexibility across modern Eagle drivetrains. A long cage improves chain management and reduces risk of drop when using large sprockets.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 10-50t and 10-52t Eagle cassettes.\u003c\/li\u003e\n  \u003cli\u003eLong-cage geometry increases chain wrap for wide-range setups.\u003c\/li\u003e\n  \u003cli\u003eUpdated mounting system keeps alignment stable under load.\u003c\/li\u003e\n  \u003cli\u003eCage Lock repositioned for easier wheel removal and maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat improvements help durability and maintenance?\u003c\/h3\u003e\n\n\u003cp\u003eSRAM updated the mounting interface and shifted the Cage Lock location to reduce stress on the derailleur during impacts and simplify wheel changes. Sealed cartridge bearings in the pulley wheels extend service intervals and keep shifting precise in muddy or dusty conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReinforced mounting system resists deformation from impacts.\u003c\/li\u003e\n  \u003cli\u003eCage Lock re-positioning aids quick wheel removal and installation.\u003c\/li\u003e\n  \u003cli\u003eSealed cartridge pulley bearings protect against contamination.\u003c\/li\u003e\n  \u003cli\u003eRobust cage reduces flex for consistent indexing under load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill the Lunar colorway affect my drivetrain compatibility?\u003c\/h3\u003e\n\n\u003cp\u003eThe Lunar finish is a visual treatment in SRAM’s Eagle Colorsystem and does not alter mechanical compatibility. It was developed to match Eagle cassettes and chains so you can create a coordinated look without sacrificing function.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLunar color is aesthetic only—no change to mechanical interfaces.\u003c\/li\u003e\n  \u003cli\u003eColor matched to other Eagle components for cohesive appearance.\u003c\/li\u003e\n  \u003cli\u003eFits standard SRAM 12-speed Eagle mounting points and shift systems.\u003c\/li\u003e\n  \u003cli\u003eWorks with Eagle chains and cassettes for a unified build.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the GX Eagle compare for trail riding and technical terrain?\u003c\/h3\u003e\n\n\u003cp\u003eThe GX Eagle long-cage derailleur emphasizes chain retention and smooth shifting under variable loads, making it well-suited for aggressive trail riding. Durable construction and sealed pulley bearings help it perform consistently in changing conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLong-cage design improves chain control on steep climbs and descents.\u003c\/li\u003e\n  \u003cli\u003eDurable mount and cage stand up to trail impacts.\u003c\/li\u003e\n  \u003cli\u003eSealed pulleys maintain performance through mud and grit.\u003c\/li\u003e\n  \u003cli\u003eEngineered to pair with Eagle trigger and AXS systems for reliable actuation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The SRAM GX Eagle Rear Derailleur in Lunar is aimed at riders who want dependable, wide-range 12-speed performance with an accent color that matches Eagle drivetrain components. It suits mountain bikers upgrading to a long-cage setup, riders swapping between 50t and 52t cassettes, and anyone who values easier maintenance and longer pulley life from sealed bearings. If you need a rugged, compatible derailleur that balances function and coordinated style, the GX Eagle long cage is a strong choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the GX Eagle compatible with 10-52t cassettes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the GX Eagle long-cage rear derailleur supports both 10-50t and 10-52t SRAM Eagle cassettes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the Lunar color alter performance?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — the Lunar finish is cosmetic only and does not affect mechanical compatibility or shifting performance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SRAM","offers":[{"title":"Default Title","offer_id":59378532843868,"sku":"B08B2W2QBH","price":159.01,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/sram-gx-eagle-rear-derailleur-front-view-lunar.jpg?v=1791236971"},{"product_id":"shimano-xt-rd-m8100-sgs-12-speed-rear-derailleur-long-cage-black-13t-pulleys-quiet-stable-shifting","title":"SHIMANO XT RD-M8100-SGS 12-Speed Rear Derailleur — Long-Cage Black, 13T Pulleys, Quiet Stable Shifting","description":"\u003cp\u003e\u003cstrong\u003eShimano's XT RD-M8100-SGS is a long-cage 12-speed rear derailleur designed for 1x mountain-bike drivetrains that prioritizes quiet operation, stable shifting, and improved chain management.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis XT-level derailleur blends low-profile geometry with updated internals to reduce chain bounce and drivetrain noise while delivering precise shifts across modern wide-range 12-speed cassettes. Built for trail and enduro applications, it pairs large 13T pulleys with revised spring tension and bumpers to smooth chain movement without sacrificing shift speed or reliability.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the RD-M8100-SGS improve shifting on rough trails?\u003c\/h3\u003e\n\u003cp\u003eThe model uses a low-profile layout and calibrated spring rates to keep the upper pulley close to the cassette while damping chain oscillation. That setup yields fewer mis-shifts under load and more confident gear changes over technical terrain.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLow-profile body reduces snag risk and keeps pulley alignment stable.\u003c\/li\u003e\n  \u003cli\u003eOptimized spring tension minimizes chain slap and bounce.\u003c\/li\u003e\n  \u003cli\u003eLarge 13T pulleys maintain efficient chain wrap with less friction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes this derailleur compatible with 12-speed 1x systems?\u003c\/h3\u003e\n\u003cp\u003eThe RD-M8100-SGS is engineered specifically for Shimano 12-speed cassettes and 1x shifters, matching shift ratios and cage length to accommodate wide-range sprocket stacks. The long cage handles long-chain wrap required by large-cog setups while preserving consistent indexing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e12-speed indexing compatibility with Shimano’s MTB shift ratios.\u003c\/li\u003e\n  \u003cli\u003eLong (SGS) cage offers the chain capacity for wide-range cassettes.\u003c\/li\u003e\n  \u003cli\u003eWorks seamlessly with 1x cranksets and chainlines typical of modern bikes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy are the 13T pulleys important?\u003c\/h3\u003e\n\u003cp\u003eLarger pulley wheels reduce rotational speed for the chain, cutting internal friction and improving drivetrain efficiency. The RD-M8100-SGS uses 13-tooth upper and lower pulleys that are designed to keep the chain running smoothly over long rides and under variable cadence.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReduced friction compared with smaller pulley sizes.\u003c\/li\u003e\n  \u003cli\u003eImproved chain engagement for quieter operation.\u003c\/li\u003e\n  \u003cli\u003eDurable construction to handle off-road contamination and impacts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does Shimano reduce drivetrain noise with this derailleur?\u003c\/h3\u003e\n\u003cp\u003eNoise reduction comes from a combination of decreased cage tension in low gears and added bumpers that absorb impacts and prevent metal-on-metal contact. Those measures keep the chain more settled, especially when descending or riding rough sections.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLowered tension in large cogs reduces chain slap.\u003c\/li\u003e\n  \u003cli\u003eIntegrated bumpers mute contact and rattling against the chainstay.\u003c\/li\u003e\n  \u003cli\u003ePrecision pulley alignment reduces rubbing and mis-tracking noises.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Shimano XT RD-M8100-SGS is aimed at riders who run 1x 12-speed setups and need a robust, quiet, and accurate rear derailleur for trail, enduro, or aggressive cross-country riding. Choose this unit if you want proven Shimano shifting performance with long-cage chain capacity, large pulleys for efficiency, and design features that minimize noise and chain movement under rough conditions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the RD-M8100-SGS compatible with Shimano 12-speed shifters?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The RD-M8100-SGS is built for Shimano 12-speed 1x systems and matches Shimano’s MTB shift ratios.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this derailleur handle wide-range cassettes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The long (SGS) cage provides the chain capacity needed for modern wide-range 12-speed cassettes.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":59380928315740,"sku":"B07SWQZB46","price":140.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/shimano-xt-rd-m8100-sgs-front-view.jpg?v=1791241679"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/collections\/shimano-xt-rd-m8100-sgs-front-view_69b49bab-12ad-4e83-a794-70852b6bd543.jpg?v=1791277996","url":"https:\/\/sportium.co.uk\/collections\/derailleurs-parts.oembed","provider":"Sportium Sports And Outdoors","version":"1.0","type":"link"}