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Shimano Ultegra R8000 Chainset - 50/34 - 175mm
  • £197.99
  • RRP £269.99
  • Saving you £27

The HollowTech II 11-speed Ultegra chainset offers an ideal balance of light weight and stiffness, making it the perfect choice for both enthusiast and competitive riders HollowGlide hollow outer chainring gives vast improvements in rigidity by virtually removing outer chainring flex and hugely improves shift performance, even under high load The chainring teeth have been developed to work in conjunction with 11-speed HG-EV chains for increased contact to provide greater efficiency and improved power transfer Industry leading HollowTech II cold forged 4 arm hollow cranks have been evolved for maximum rigidity while reducing weight Wide gear pitch spacing increases clearance between chain and leading teeth to provide compatibility to frames with O.L.D. 135 / 142 mm and 410mm chain stay length A wide range of chainring options and crank arm lengths are available to meet the needs of all riders and racing disciplines HollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency HollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability(sold separately)

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Shimano XT M8100 12 Speed Mountain Bike Chainset - Black - 36.26t}, Black
  • £197.98
  • RRP £209.99
  • Saving you £6

Shimano XT M8100 12 Speed Mountain Bike ChainsetContinuing the legacy for mountain bikers everywhere, this stunning 12 speed chainset offers the ultimate range for every ride. It features a chainring ratio with 36 to 26 teeth and delivers almost unlimited possibilities to tackle whatever the trails have to throw at you. Its hollow forged crank arms make it incredibly tough for weaving around the mountain while also keeping its weight low.High-Performance 12 Speed CranksetFor those who are drawn to unknown terrain, the chainrings feature Dynamic Chain Engagement+ technology which holds your chain safely on the most aggressive of runs. This is the perfect upgrade for a guaranteed smooth, efficient and quieter drivetrain.Features: Material: Crank Arm, Outer Chainring: Anodised Aluminium; Axle, Inner Chainring: Steel Use: MTB Speed: 12 speed Number of Chainrings: 2 Tooth Count: 36/26T Chainline: 48.8mm Q Factor: 172mm Recommended Bottom Bracket: BB-MT800 (Thread Type); BB-MT800-PA (Pressfit) Weight: 654g (175mm version) A 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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SRAM XG-1175 11 Speed Cassette Cassettes
  • £197.00

The SRAM XG1175 cassette has an aluminium 42 tooth spocket and ten stamped steel sprockets that are held together with 123 high-strength stainless steel pins. This results in a cassette that’s light, durable and equipped with SRAM’s super wide 10-42t gear range that’s a perfect fit for any ride. It also has optimised gear steps across its entire range.

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SRAM XG-1175 Mountain Bike Cassette - Black - 10-42t}, Black
  • £197.00

SRAM XG-1175 Mountain Bike CassetteAttack the steepest climbs with confidence with the trail-ready XG-1175 Mountain Bike (MTB) Cassette. SRAM has made this high-performance component with ten hard-wearing steel sprockets, lightweight AL-7075-T6 aluminium for the largest 42-tooth climbing sprocket and strong FULL PIN stainless steel assembly pins. Offering you a wide gear range for every riding situation, each of this cassette’s sprockets has large mud-clearing cut-outs to ensure you’ll always have crisp and accurate gear changes in the toughest riding conditions. Ready for use within MTB, cyclocross (CX) and gravel bike drivetrains, it’s compatible with all SRAM XD-type freehubs.Features: Material: 4130 Chromoly (CrMo) Steel (cog cluster), AL-7075-T6 (largest cog) Speed: 11-Speed Compatibility: SRAM 1x11-Speed MTB, CX and Gravel bike drivetrains, 11-Speed chains Freehub Compatibility: SRAM XD types Technologies: FULL PIN, XD Ratio: 10-42T:10,12,14,16,18,21,24,28,32,36,42T An integral part of the SRAM 1x drivetrain system FULL PIN technology uses ten lightweight, stamped steel cogs and one 42t aluminium cog held together with 123 high-strength stainless steel pins Super wide 10-42T gear range - a perfect fit for any ride Optimised gear steps across the entire sprocket rangeOpen design aids in mud clearance XD™ driver body creates a more stable hub connection Manufacturer's Part Number: CS-XG-1175-A1Weight: 325gBuy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hope 7 Speed Cassette with Freehub Cassettes
  • £195.99
  • RRP £200.00
  • Saving you £2

DH cassette comes with 12mm and X12 Drive side spacers to suit our freehub/cassette setup.

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Hope 7 Speed Downhill Cassette and Freehub - Black - EVO Freehub}, Black
  • £195.99

Hope 7 Speed Downhill Cassette and FreehubThe Hope 7 Speed DH Cassette is a short-range cassette machined from a single billet of stainless steel. Hope's unique freehub allows you to run this cassette for optimised gear steps that downhill riders want.Features:Range: 10-24tSeven sprockets machined from single billet of heat treated stainless steel11 speed spacingMaximum 20% ratio changesIntegrated chain guideBuy Hope Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Box Three Prime 9 Speed Drivetrain Groupset - Black - Single Shift, Black
  • £195.00

Box Three Prime 9 Speed Drivetrain GroupsetThe Box Three groupset offers the same capability as its top-tier siblings but it's built around a simpler platform. The cassette is more accessible at 11-46T and fashioned without a spider. The rear mech exploits Box's Limited Slip clutch technology without the Tri-pack features. This allows you to shift easily with a comparable mechanism, although you'll forgo the hinged clamp and die-cast structure. Lastly, it's strung together with a Prime 9 chain but without extravagant coatings. If you're looking to bring your mountain bike into the 21st century, then level up with this group.Box Three Prime 9 ShifterThe Box Three shifter makes good use of nylon composites in both top and bottom shells as well as the levers. Box Three is our performance and value tier. So this shifter sheds all the fancy trappings of the top 2 tiers but maintains their shifting characteristics. All Prime 9 shifters take advantage of the 9-speed's inherent durability, simplicity, and reliability. Not only is the shifter mechanism joyfully simplified, but fewer shifts are needed for every mile of travel. And the best part is? Prime 9 is also terribly forgiving so you won't have to constantly adjust your set-up.Features: Material: Glass Fibre / Nylon Composite, Steel Extruded Clamp 2 Piece Pull Lever / Up to 3 Gears Per Shift Resin Top Shell Fast Action Release Lever Prime 9 Technology Multi Shift Option Not Intended for E-Bike Use Single Shift Option Recommended for E-Bike Use Weight: 128gBox Three Prime 9 Wide Rear DerailleurThe Box Three Rear Derailleur simplifies the features found on the Prime 9 Box One and Two rear derailleurs making for a fully-featured wallet-friendly rear derailleur. Including a Limited Slip Clutch, Sealed bearing pulleys and a solid construction Box Three Rear derailleurs are compatible with 11-46 derailleurs making it one of the most versatile derailleur offerings for Prime 9.Features: Material: Aluminium, Glass Fiber / Nylon Composite, Steel Limited Slip Clutch Bearing Pulleys Nylon Composite Knuckle Direct Channel Cable Stay Die Cast Linkages Stamped Inner and Outer Cage Prime 9 Technology Compatible with Standard Derailleur Hangers (Non Direct-Mount) Weight: 349gBox Three Prime 9 Cassette The Box Three cassette draws from both of its Box One and Box Two siblings to create a sensible all-rounder. All cogs are stamped from steel and subsequently, the larger ones are pinned to steel spiders. The main difference here versus Box Two is the use of additional weight-reducing holes on the cogs.Features: Material: Aluminium, Cold Rolled Steel Steel Stamped Cogs Steel Stamped Spiders Ultra-Wide Ratio with Consistent Progression Prime 9 Technology Compatible with HG Freehub Bodies Not Intended for E-Bike Use Weight: 660gBox Three Prime 9 126 Link Chain PolishedThe Box Three chain is polished and then chemically treated to achieve a basic level of corrosion resistance. All Prime 9 chains have chamfered shifting edges, solid plates and solid pins to safeguard durability. Our unique inner link spacing is engineered to grab those modern wide/narrow chainrings. We chose to modernize the 9-speed platform due to the chain's spirited reputation.Features: Material: Hardened Alloy Steel Durable Hardened Solid Pin Prime 9 Technology Compatible with Modern Wide/Narrow Chainrings Weight: 312gFAQDoes the Box Three Prime 9 Shifter come with a cable? Yes. All Box Three Twin Lever Shifters come with a stainless steel shift cable.How do I remove the cap from the cable port to install a new cable? To remove it, use a Phillips head screwdriver and turn it counter-clockwise a quarter turn You can then push the cap out by applying pressure to the cable from the other side. Please Note: The Cable Port is not a screw that un-threads from the cable port, if you turn the cable port screw more than 90 degrees damage may occur.Is the Box Three Prime 9 Shifter compatible with other 9 speed derailleurs? No, traditional 9 speed systems use a Cable Pull that is not compatible with prime 9.DERAILLEURAre Box Prime 9 derailleurs compatible with Shimano "direct mount" hangers? No, Shimano direct mount hangers are proprietary and are not compatible with Box derailleurs.Is the Box Three Prime 9 Derailleur compatible with other 9 speed components? No, traditional 9 speed systems use a Cable Pull that is not compatible with Prime 9.Are Box Prime 9 derailleurs compatible with drop bar (road) shifters? No, Box Prime 9 derailleurs are not currently compatible with drop bar shifters, but we do offer a clamp for our shifters to mount on some 31.8mm drop handle bars.How should I clean my Box Three Prime 9 derailleur? We suggest removing the derailleur from the bike and using a soft bristle brush or rag with soapy water or a mild de-greaser. We do not recommend pressure washing, strong solvents or de-greasers as they could degrade the surface coating.How do I make adjustments to the derailleur? Please see our installation video at boxcomponents.com/service.CASSETTEWill the Box Three Prime 9 Cassette fit on an wheel with a Sram XD Driver? No this will only work with a HG splined Shimano 9-10-11 speed freehub body.Is the Box Three Prime 9 Cassette compatible with other 9 speed drivetrains? No, The Box Three Prime 9 Cassette is optimized for Box Prime 9 drivetrains and running other component variations can result in poor performance.How should I clean my Box Three Prime 9 Cassette? We suggest removing the cassette from the wheel and using a soft bristle brush with soapy water or a mild de-greaser. We do not recommend pressure washing, strong solvents or de-greasers as they could degrade the surface coating.CHAINIs the Box Three Prime 9 Chain compatible with other 9 speed drivetrains? Yes, All Box prime 9 chains have standard external geometry that will work with most existing 9 speed drivetrains.Is the Box Three Prime 9 Chain Compatible with any wide narrow chainring? No, Box Prime 9 chains are compatible with most 11-speed wide narrow chainrings but there are some chainrings that can result in poor performance. We recommend the following 11 speed wide/narrow chainrings for best performance, Wolftooth Components, Raceface, One Up Components, Absolute Black.How should I clean my Box Two Prime 9 Chain? We suggest removing the chain from the bike and using a soft bristle brush or rag with soapy water or a mild de-greaser. We do not recommend pressure washing, strong solvents or de-greasers as they could degrade the surface coating.Buy Box Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Miche Pistard 2.0 Track Chainset - Silver - 48t}, Silver
  • £194.99

Miche Pistard 2.0 Track ChainsetThis stunning chainset is specifically designed for use with your track/single speed drivetrain. Additionally, it features extremely high-quality forged 6082-T6 aluminium construction for superb durability. Finally, this model's chainring is coated in a special surface treatment which increases its resistance to wear. This is a perfect choice of upgrade for pushing your track performance to the next level.Features: Crank Material: Forged 6082-T6 Aluminium Chainring Material: Anodised 7075-T6 Aluminium, total treatment Bottom Bracket Compatibility: Evo Max 36x24tpi (ITA) - 1,370x24tpi (BSA); Evo Max 68x42 (BB30); Evo Max 68x46 (BB30); Evo Max 86,5x41 (PF86); Evo Max 86,5x46 (PF86) Axle: 24mm hollow axle for Evo bottom bracket Speed: Single speed BCD: 144mm, 5-arm Use: Track; Single speed Weight: 680g (165mm model)Buy Miche Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Miche Pistard 2.0 Track Chainset - Black - 50t}, Black
  • £194.99

Miche Pistard 2.0 Track ChainsetThis stunning chainset is specifically designed for use with your track/single speed drivetrain. Additionally, it features extremely high-quality forged 6082-T6 aluminium construction for superb durability. Finally, this model's chainring is coated in a special surface treatment which increases its resistance to wear. This is a perfect choice of upgrade for pushing your track performance to the next level.Features: Crank Material: Forged 6082-T6 Aluminium Chainring Material: Anodised 7075-T6 Aluminium, total treatment Bottom Bracket Compatibility: Evo Max 36x24tpi (ITA) - 1,370x24tpi (BSA); Evo Max 68x42 (BB30); Evo Max 68x46 (BB30); Evo Max 86,5x41 (PF86); Evo Max 86,5x46 (PF86) Axle: 24mm hollow axle for Evo bottom bracket Speed: Single speed BCD: 144mm, 5-arm Use: Track; Single speed Weight: 680g (165mm model)Buy Miche Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Miche Pistard 2.0 Track Chainset - Black - 49t}, Black
  • £194.99

Miche Pistard 2.0 Track ChainsetThis stunning chainset is specifically designed for use with your track/single speed drivetrain. Additionally, it features extremely high-quality forged 6082-T6 aluminium construction for superb durability. Finally, this model's chainring is coated in a special surface treatment which increases its resistance to wear. This is a perfect choice of upgrade for pushing your track performance to the next level.Features: Crank Material: Forged 6082-T6 Aluminium Chainring Material: Anodised 7075-T6 Aluminium, total treatment Bottom Bracket Compatibility: Evo Max 36x24tpi (ITA) - 1,370x24tpi (BSA); Evo Max 68x42 (BB30); Evo Max 68x46 (BB30); Evo Max 86,5x41 (PF86); Evo Max 86,5x46 (PF86) Axle: 24mm hollow axle for Evo bottom bracket Speed: Single speed BCD: 144mm, 5-arm Use: Track; Single speed Weight: 680g (165mm model)Buy Miche Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Miche Pistard 2.0 Track Chainset - Black - 48t}, Black
  • £194.99

Miche Pistard 2.0 Track ChainsetThis stunning chainset is specifically designed for use with your track/single speed drivetrain. Additionally, it features extremely high-quality forged 6082-T6 aluminium construction for superb durability. Finally, this model's chainring is coated in a special surface treatment which increases its resistance to wear. This is a perfect choice of upgrade for pushing your track performance to the next level.Features: Crank Material: Forged 6082-T6 Aluminium Chainring Material: Anodised 7075-T6 Aluminium, total treatment Bottom Bracket Compatibility: Evo Max 36x24tpi (ITA) - 1,370x24tpi (BSA); Evo Max 68x42 (BB30); Evo Max 68x46 (BB30); Evo Max 86,5x41 (PF86); Evo Max 86,5x46 (PF86) Axle: 24mm hollow axle for Evo bottom bracket Speed: Single speed BCD: 144mm, 5-arm Use: Track; Single speed Weight: 680g (165mm model)Buy Miche Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Miche Pistard 2.0 Track Chainset - Silver - 49t}, Silver
  • £194.99

Miche Pistard 2.0 Track ChainsetThis stunning chainset is specifically designed for use with your track/single speed drivetrain. Additionally, it features extremely high-quality forged 6082-T6 aluminium construction for superb durability. Finally, this model's chainring is coated in a special surface treatment which increases its resistance to wear. This is a perfect choice of upgrade for pushing your track performance to the next level.Features: Crank Material: Forged 6082-T6 Aluminium Chainring Material: Anodised 7075-T6 Aluminium, total treatment Bottom Bracket Compatibility: Evo Max 36x24tpi (ITA) - 1,370x24tpi (BSA); Evo Max 68x42 (BB30); Evo Max 68x46 (BB30); Evo Max 86,5x41 (PF86); Evo Max 86,5x46 (PF86) Axle: 24mm hollow axle for Evo bottom bracket Speed: Single speed BCD: 144mm, 5-arm Use: Track; Single speed Weight: 680g (165mm model)Buy Miche Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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