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Shimano CS-R8100 Ultegra 12-Speed Cassette - 11-30T
  • £101.99
  • RRP £119.99
  • Saving you £15

The uninterrupted shifting experience of the Shimano Ultegra R8100 12-speed cassette range lets you climb, sprint, or cruise without stopping to think about your next gear change. Larger driving cogs maximize drivetrain efficiency and create compatibility with both Shimano 11 and 12-speed Freehub bodies.Refined 12 step gear combination provides peak efficiency and accelerating performance for every racing situationFaster, smoother shifts under maximum pedalling forceCompatible with new 12-speed and road 11-speed Freehub bodyLightweight 12-speed HG+ cassette with rigid alloy sprocket carrier for reduced weight and better shifting performance, even under the most demanding gear changesHyperglide+ sprockets have been designed to reduce weight with improve teeth shaping providing accurate shifting and reduced wearWide gear range to meet the demands of all types of riderFor use with 12-speed chainsHyperglide+ cassettes revolutionized off-road shifting with its seamless shifts both up and down the gear range. Now it's time for the technology to change road cycling. Even during maximal efforts up a climb or racing a friend, riders no longer need to back off to perform a shift. In any gear, Shimano Ultegra R8150 drivetrains maximize efficiency thanks to larger cogs and retain compatibility with existing Hyperglide Freehub bodies. All this while increasing to 12-gears, Ultegra CS-R8100 cassettes are the new paradigm in road shifting.

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Shimano CS-R8100 Ultegra 12-Speed Cassette - 11-34T
  • £101.99
  • RRP £119.99
  • Saving you £15

The uninterrupted shifting experience of the Shimano Ultegra R8100 12-speed cassette range lets you climb, sprint, or cruise without stopping to think about your next gear change. Larger driving cogs maximize drivetrain efficiency and create compatibility with both Shimano 11 and 12-speed Freehub bodies.Refined 12 step gear combination provides peak efficiency and accelerating performance for every racing situationFaster, smoother shifts under maximum pedalling forceCompatible with new 12-speed and road 11-speed Freehub bodyLightweight 12-speed HG+ cassette with rigid alloy sprocket carrier for reduced weight and better shifting performance, even under the most demanding gear changesHyperglide+ sprockets have been designed to reduce weight with improve teeth shaping providing accurate shifting and reduced wearWide gear range to meet the demands of all types of riderFor use with 12-speed chainsHyperglide+ cassettes revolutionized off-road shifting with its seamless shifts both up and down the gear range. Now it's time for the technology to change road cycling. Even during maximal efforts up a climb or racing a friend, riders no longer need to back off to perform a shift. In any gear, Shimano Ultegra R8150 drivetrains maximize efficiency thanks to larger cogs and retain compatibility with existing Hyperglide Freehub bodies. All this while increasing to 12-gears, Ultegra CS-R8100 cassettes are the new paradigm in road shifting.

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FSA Omega Compact MegaExo NBD Road Chainset - Black - 46t}, Black
  • £101.99
  • RRP £129.95
  • Saving you £22

FSA Omega Compact MegaExo NBD Road ChainsetThis spectacular chainset is where fashion meets function, combining sleek styling with ultra-robust industrial design elements. Its updated 11 speed compatibility puts the most recent shifting technology into an attractive speed machine, that'll have you soaring up to speed in style. Whether you're competing or riding with your buddies, its strong aluminium crank arms and reduced weight will have you pedalling at the top of your game.Features: Material: Die cast Aluminium crank arms Bolts: Chromoly chainring bolts Compatibility: Shimano and SRAM 10/11 speed systems Spindle Size: 19mm Use: Road Weight: 871gBuy FSA Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Chris King Inset 3 1 1/8" - 1.5" Tapered Headset Headsets
  • £102.00
  • RRP £170.00
  • Saving you £40

The InsetTM 3 is designed to fit a 1 1/8" to 1.5" tapered steerer tubed fork and a 44mm to 49mm internal diameter tapered headtube on the bike. Supplied with an all-new bearing cap design, the GripLock™ is a multi-piece bearing cap that utilizes a precision controlled split ring that improves steerer tube interface. Aluminum cups in 10 available colors house our legendary bearings; all made in-house in our Portland, Oregon facility. InSet™ is the unrivaled upgrade for all riding styles. Check out the Chris King Size chartClick here to enlarge.

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Eclat Dynamic V3 Cassette Hub with Guard - LHD Black / LHD
  • £102.39
  • RRP £159.99
  • Saving you £36

The Dynamic cassette hub is all about speed and performance. This hub offers an incredible 48 points of engagement thanks to the unique pawl design. The result is an incredibly strong and precise feeling with instant and positive engagements that inspire confidence. Subtle detailing on the flanges and a smooth and organic form give this hub the looks to back up what’s going on under the hood. This hub includes Eclat's Viper nylon-fibreglass hubguard. ###section### Product Specs HUB TYPE:Cassette AXLE:14mm Male DRIVER:9t SPOKE HOLES:36h WEIGHT:586g / 20.6oz

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Stranger Ballast Cassette Hub - LHD Black / LHD
  • £102.84
  • RRP £124.99
  • Saving you £18

The Stranger Ballast rear cassette hub uses the proven internals and driver from the Primo Mix hub for great reliability. The Hub Features a 6061 Aluminium hub shell spinning around a heat treated Crmo axle with precision sealed bearings and a polymer Driver Bearing with 4 Pawls. Comes with primo hub guards. ###section### Product Specs HUB TYPE:Cassette AXLE:14mm Male DRIVER:9t SPOKE HOLES:36h WEIGHT:587g / 20.7oz

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SRAM Apex 1 GXP Road Single Chainset - Black - GXP}, Black
  • £103.00
  • RRP £109.00
  • Saving you £6

SRAM Apex 1 GXP Road Single ChainsetThis SRAM GXP chainset sits within the Apex family and is perfect for converting your traditional 2x setup to 1x. Its 10 and 11 speed compatible and suitable for Gravel, Road and Cyclocross use.Specifications:Arm Material: AluminiumChainring Material: AluminiumChainring Tooth Count: 42TSpeed: 10/11Bolt Circle Diameter (BCD): 4-Bolt 110 BCDBB Spindle Interface: 24mmQ Factor: 149mmChainline: 45.5mmTechnology: GXP BB, X-Sync™ chainringsCompatible with 130mm, 135mm and 142mm OLD framesGreater frame and tyre clearance than other road cranks, 2mm per sideIntegrated 4-arm, asymmetric spider maximises stiffness to weight ratioTechnology:X-Sync™ chainring - SRAM's X-Sync™ 1x chainrings provide the highest level of performance and durability. Tall square teeth edges engage the chain earlier than traditional triangle shaped teeth. Their sharp and narrow tooth profile and their rounded chamfer edges help to manage a deflected chain. To provide the best possible performance in muddy conditions, the X-SYNC™ chainrings have been designed with mud-clearing recesses for the inner chain links and rollers. Engineered in Germany, X-SYNC™ rings are an integral part of the SRAM 1x™ drivetrain.

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SRAM NX Eagle Boost 12 Speed MTB Chainset - Black - DUB}, Black
  • £103.00
  • RRP £109.00
  • Saving you £6

SRAM NX Eagle Boost 12 Speed MTB ChainsetEnjoy professional performance with the Eagle 12 Speed Mountain Bike (MTB) Chainset from SRAM. Designed to deliver optimised power distribution, thanks to the DUB bottom bracket system, it has been made for Boost frames and features a wider chainline for cleaner clearance with the frames rear end. Features: Material: Aluminium (chainring), 7000 series Aluminium (crank arm) Bottom Bracket Type: DUBCrank Arm Length:Axle Diameter:Chainrings Included: YesChainring Bolt Circle Diameter (BCD): Direct MountChainring Size: 32 ToothChainline: 52mm Recommended Chain: SRAM Eagle Technology Highlights: X-Sync 2, DUB™ Technology Compatibility: All Eagle drivetrainsSpeed: 12 SpeedTechnologies X-Sync 2: X-Sync 2 Eagle is the next evolution of SRAM X-Sync technology. The aggressive tooth design provides better chain retention for a smoother, more efficient pedal feel. With a focus on long wear-life, the X-Sync Eagle design reduces friction and the accumulation of mud, grit and grime. DUB™ Technology: The relationship between the bottom bracket spindle and bearing is the core of DUB™ technology. It’s where stiffness meets durability. SRAM took it a step beyond conventional thinking and made everything simpler, by better integrating the relationship between chainring, crank, spindle and bottom bracket. It’s this clear system approach that equals better drivetrain performance.Buy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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SRAM NX Eagle Boost Chainset Cranksets
  • £103.00
  • RRP £109.00
  • Saving you £6

Strong and lightweight to cope with the demands of rigorous riding, this SRAM NX eagle chainset is designed to be durable and stiff, with every part of the crankset working together to ensure efficient and effective performance with every rotation. Utilising the aggressively toothed X-Sync 2 chainring, the aluminium-built spider keeps a superb hold on your chain and provides a smooth feel as you propel yourself to greatness.  The 7000 series aluminium crank arms on the SRAM NX Eagle Boost Chainset allow for explosive power transfer as you rise uphill and sprint along the straight, with the wider Boost design chainline allowing you to make the most of your larger frame and tyres to push your off-road rides to the very limit.  Technologies: X-Sync 2: X-Sync 2 Eagle is the next evolution of SRAM X-Sync technology. The aggressive tooth design provides better chain retention for a smoother, more efficient pedal feel. With a focus on long wear-life, the X-Sync Eagle design reduces friction and the accumulation of mud, grit and grime.  

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SRAM NX Eagle DUB X-Sync 2 Boost 148 Direct Mount Crankset - 12 Speed (Cups/Bearings Not Included)
  • £103.00
  • RRP £115.00
  • Saving you £10

The SRAM NX crankset delivers Eagle™ styling and performance to the newest addition to the Eagle™ ecosystem. Designed for SRAM's X-SYNC™2 chainrings, the NX crankset is engineered for complete chain control-each tooth's profile is precisely engineered to work quietly, efficiently and securely with the Eagle™ chain's inner and outer links. DUB™ technology features a better-engineered bottom bracket and a new spindle design, which together allows for a more uniform approach to bottom bracket fitment, better sealing against contamination and forward and backward compatibility. Now everyone can benefit from a new measure of performance and durability.Eagle™ technology provides an expanded, optimum, gear range making you fast on the flats, giving you control on the climbs and unleashing your speed on the descents.Eagle™ is a complete drivetrain system that was developed to be an integrated high-performance ecosystem. The engineering and testing that went into the development provide for maximum performance, safety, and long-term durability to ensure a great consumer ride experience. We guarantee this performance when Eagle™ drivetrains are used as a complete ecosystem. For additional information, please contact your SRAM Sales Contact.Key Features:6000 series forged aluminium arms,DUB™ technology features a uniform approach to bottom bracket fitment, better sealing against contamination and is forward and backward compatible.,ISO 4210 compliant. See Declaration of Conformity for details.,Speeds:  11/12,BB Compatibility:  DUB BSA MTB 100, DUB PF MTB 121, DUB BSA73, DUB PF89.5, DUB PF92, DUB PF30 MTB73, DUB BB30 MTB73,Chainring Size:  30, 32,Crank arm length:  165mm, 170mm, 175mm,Chainline:  52.0mm,BB Spindle Interface:  DUB,Chainring material:  Steel,Guard:  No Guard,Bolt Circle Diameter (BCD):  Direct Mount (DM),Crank arm material:  Aluminium,Colour (Crank arm):  Black.

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Shimano SLX CS-M7100 12-Speed Cassette - 10-45T
  • £103.49
  • RRP £115.00
  • Saving you £10

The new SLX M7100 12-Speed Cassette from Shimano not only gives you a fantastic range of gears but also features Shimano s Hyperglide+ technology that ensures super smooth shifting every time, even under load.HYPERGLIDE+ drivetrain s redesigned cassette and chain promotes the next generation of MTB riding by enhancing speed, shifting efficiency and smoothness over any terrain.Lighter and stiffer cassette sprocket construction reduces inertia and increases acceleration10T lowest sprocket realized by new FREEHUB body constructionAdvanced shifting performance provides the confidence to enjoy any trailHyperglide+ technology will help kickstart the next generation of mountain bike riding by introducing continuous pedalling over virtually any terrain. This revamped drive system and dedicated chain deliver fast shifting, efficient power transfer and chain stability like you ve never experienced before. This cassette has a lighter and stiffer sprocket construction that reduce inertia and increases acceleration.  Its supported by Shimano s new Freehub body which allows a 10T lowest sprocket and increase the gear range at your disposal.

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Shimano Cs-m8000 Xt 11-speed Cassette
  • £103.49
  • RRP £114.99
  • Saving you £10

  High performance 11-speed Dyna-SysII cassetteHyperglide sprockets have a computer designed tooth configuration with contoured shift gates resulting in a crisp smooth shift even under loadClose ratio gearing allows a more efficient use of energy through finer cadence controlLargest sprockets are mounted on lightweight alloy carriers to reduce weight and increase rigiditySprockets are cut away and drilled to further reduce weight without reducing rigidityLight and durable 40/42T sprocketsChrome-plated finish offers hard wearing resistance to corrosionAlloy cassette lockringFor 11-speed HG-X11 MTB chains

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