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Shimano FC-S501 Alfine 2-Piece Chainset with Single Chain Guard
  • £134.99

The Alfine chainset is a light weight sleek 2-piece design using the proven external bottom bracket system:2-piece design is both lightweight and stiff for optimum power transfer,Built in single sided chain guard,170 mm crank arm length,Chainring is for use with 9-speed chains and CS-S500 rear sprocket,BS thread bottom bracket included for 42.7 mm chain line,5-arm 130 PCD.

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Shimano GRX 600 11 Speed Gravel Single Chainset - Black - 40t}, Black
  • £129.99

Shimano GRX 600 11 Speed Gravel Single ChainsetIf you’re looking for a strong gravel bike component for any riding situation, look no further than the GRX 600 11 Speed Chainset, which has Shimano’s tough two-piece construction. It also comes with a 40-tooth chainring, which when combined with your large cassette at the rear, gives you the ideal range for maintaining your pedalling rhythm over mixed terrains.Stiff and Lightweight Gravel Bike CranksetThis stunning example uses Hollowtech II crank arm technology to boost your gravel riding performance. As a result, you'll benefit from more stiffness and weight savings as it integrates your bottom bracket axle with its right crank arm to achieve a highly efficient balance.Features: Use: Gravel, Road Speed: 11-Speed Chainline: 49.7mm Chainring Combination: 40T (included) Compatible Chain: HG-EV 11 speed, HG-X11 Arm: 4-arm Bolt Circle Diameter (BCD): 110mm Axle Diameter: 24mm (Compatible with HollowTech II bottom brackets) Recommended Bottom Bracket: Pressfit: BB-RS500-PB; Threaded: BB-RS500Bottom Bracket Included: No Q-Factor: 151mmManufacturer's Part Number: FC-RX600-1Weight: 743g (172.5mm)Technologies: 2-Piece Crankset: Integrated crank arm and bottom bracket. Increased rigidity with less weight. Wider bearing positioning. Rigidity is enhanced and pedalling force is efficiently transmitted. Precision Bearings. Low maintenance and simplified installationA 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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Shimano GRX 810 11 Speed Gravel Single Chainset - Black - 40t}, Black
  • £219.99

Shimano GRX 810 11 Speed Gravel Single ChainsetWhether you’re looking to simplify the gearing on your adventure road bike, or you want to tear up some gravel routes, the tough and versatile GRX 810 model can handle it all. Ready for 1x11 speed drivetrains and available in various tooth counts, it’s designed to combine with larger cassettes at the rear to help you to maintain a smooth pedalling cadence over unpredictable terrain. The chaining also adopts a “narrow/wide” tooth profile to prevent chain drops as you roll over the harshest surfaces. Made from lightweight aluminium, it adopts Shimano’s reliable HollowTech II system, bringing you increased rigidity for efficient power transfer.Features: Material: Alloy Speed: 1x11-Speed Axle Diameter: 24mm (for use with HollowTech II type bottom brackets) Use: Gravel, Road 4 Arm or 5 Arm: 4-arm Chainring Tooth Count: Separate 40 or 42T options Chainring Included: Yes Bolt Circle Diameter (BCD): 4x110mm (Shimano-specific asymmetric) Chainline: 50.1mm Q-factor: 151mm Compatible Chain: HG-EV 11-Speed, HG-X11 Recommended Bottom Bracket: Pressfit: SM-BB72; Threaded: SM-BBR60 Bottom Bracket Included: No Drive side crank arm is drilled for an inner chainring for 2x11-Speed gearing (inner chainrings sold separately) Manufacturer's Part Number: FC-RX810-1 Weight: 40T Option: 656g (172.mm); 42T Option: 644g (172.mm)Technologies:Hollowtech II: . Hollowtech technology is an ultra-lightweight hollow crankarm created by Shimano with the company's own proprietary forging technology that also maintains rigidity. The addition of Hollowtech II technology integrates the bottom bracket axle with the right crankarm for more stiffness and weight savings to achieve a high-dimensional balance. Its outboard bottom bracket bearing system provides better weight distribution and more pedalling stability, allowing for more efficient power transfer HG-EV Compatible: HG-EV cassette sprocket is for rider-tuned gear combination & cadence management. Shimano provide an optimal 11-Speed drivetrain gear ratio; you can choice wider and closer gear combination available to match various riding disciplines. HG-EV cassette sprocket is obtained 11 speed gear without compromising the 10 speed durability and improved Hyperglide shifting 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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Shimano GRX 810 11 Speed Gravel Single Chainset - Black - 42t}, Black
  • £219.99

Shimano GRX 810 11 Speed Gravel Single ChainsetWhether you’re looking to simplify the gearing on your adventure road bike, or you want to tear up some gravel routes, the tough and versatile GRX 810 model can handle it all. Ready for 1x11 speed drivetrains and available in various tooth counts, it’s designed to combine with larger cassettes at the rear to help you to maintain a smooth pedalling cadence over unpredictable terrain. The chaining also adopts a “narrow/wide” tooth profile to prevent chain drops as you roll over the harshest surfaces. Made from lightweight aluminium, it adopts Shimano’s reliable HollowTech II system, bringing you increased rigidity for efficient power transfer.Features: Material: Alloy Speed: 1x11-Speed Axle Diameter: 24mm (for use with HollowTech II type bottom brackets) Use: Gravel, Road 4 Arm or 5 Arm: 4-arm Chainring Tooth Count: Separate 40 or 42T options Chainring Included: Yes Bolt Circle Diameter (BCD): 4x110mm (Shimano-specific asymmetric) Chainline: 50.1mm Q-factor: 151mm Compatible Chain: HG-EV 11-Speed, HG-X11 Recommended Bottom Bracket: Pressfit: SM-BB72; Threaded: SM-BBR60 Bottom Bracket Included: No Drive side crank arm is drilled for an inner chainring for 2x11-Speed gearing (inner chainrings sold separately) Manufacturer's Part Number: FC-RX810-1 Weight: 40T Option: 656g (172.mm); 42T Option: 644g (172.mm)Technologies:Hollowtech II: . Hollowtech technology is an ultra-lightweight hollow crankarm created by Shimano with the company's own proprietary forging technology that also maintains rigidity. The addition of Hollowtech II technology integrates the bottom bracket axle with the right crankarm for more stiffness and weight savings to achieve a high-dimensional balance. Its outboard bottom bracket bearing system provides better weight distribution and more pedalling stability, allowing for more efficient power transfer HG-EV Compatible: HG-EV cassette sprocket is for rider-tuned gear combination & cadence management. Shimano provide an optimal 11-Speed drivetrain gear ratio; you can choice wider and closer gear combination available to match various riding disciplines. HG-EV cassette sprocket is obtained 11 speed gear without compromising the 10 speed durability and improved Hyperglide shifting 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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Shimano GRX RD-RX812 11-Speed Shadow+ Rear Derailleur - For Single
  • £93.49
  • RRP £109.99
  • Saving you £15

With an integrated chain stabilizer mechanism, the Shimano GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain.Adjustable chain stabilizer prevents chain slapping & dropsSmooth and reliable mixed surface shiftingCompatible with current road dual control leverTop sprocket: Max. 11T/Min. 11TLow sprocket: Max. 42T/Min. 40TTotal capacity: 31TWith an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features an ON/OFF switch for the chain tensioner. Its compatible with current road dual control lever and gives you precise shifting every time.

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Shimano GRX RX600 11-Speed Chainset - Single - 170mm
  • £104.00
  • RRP £130.00
  • Saving you £20

Designed to meet the demands of the ever-growing gravel and adventure bike market, Shimano's GRX range is built to be tough and versatile. The GRX RX600 11-Speed Chainset has all the features gravel and adventure riders need.Single 40T chainring for optimum gearing for mixed terrain and riding stylesTooth profile provides impeccable chain retention over rough terrainLightweight Hollowtech II construction is stiff, easy to fit & remove and incredibly strongBottom bracket not included sold separatelyGetting the right gearing for your gravel or adventure bike is essential, and with 1x drivetrains becoming more and more popular thanks to their simplicity, Shimano have created this single chainring version of the GRX RX600 to meet the demands of riders. The single chainring provides excellent chain retention thanks to it's special tooth profile, and when teamed with a wide-range cassette you'll have the gears you'll need for both climbing and descending The GRX RX600 uses Shimano's long-standing Hollowtech II construction, giving you a crankset that is lightweight, stiff and incredibly durable. They are also a breeze to install and maintain. Lightweight, durable and versatile, the Shimano GRX RX600 Chainset is perfect for your gravel or adventure bike.

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Shimano GRX RX600 11-Speed Chainset - Single - 172.5mm
  • £104.00
  • RRP £130.00
  • Saving you £20

Designed to meet the demands of the ever-growing gravel and adventure bike market, Shimano's GRX range is built to be tough and versatile. The GRX RX600 11-Speed Chainset has all the features gravel and adventure riders need.Single 40T chainring for optimum gearing for mixed terrain and riding stylesTooth profile provides impeccable chain retention over rough terrainLightweight Hollowtech II construction is stiff, easy to fit & remove and incredibly strongBottom bracket not included sold separatelyGetting the right gearing for your gravel or adventure bike is essential, and with 1x drivetrains becoming more and more popular thanks to their simplicity, Shimano have created this single chainring version of the GRX RX600 to meet the demands of riders. The single chainring provides excellent chain retention thanks to it's special tooth profile, and when teamed with a wide-range cassette you'll have the gears you'll need for both climbing and descending The GRX RX600 uses Shimano's long-standing Hollowtech II construction, giving you a crankset that is lightweight, stiff and incredibly durable. They are also a breeze to install and maintain. Lightweight, durable and versatile, the Shimano GRX RX600 Chainset is perfect for your gravel or adventure bike.

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Shimano GRX RX600 11-Speed Chainset - Single - 175mm
  • £104.00
  • RRP £130.00
  • Saving you £20

Designed to meet the demands of the ever-growing gravel and adventure bike market, Shimano's GRX range is built to be tough and versatile. The GRX RX600 11-Speed Chainset has all the features gravel and adventure riders need.Single 40T chainring for optimum gearing for mixed terrain and riding stylesTooth profile provides impeccable chain retention over rough terrainLightweight Hollowtech II construction is stiff, easy to fit & remove and incredibly strongBottom bracket not included sold separatelyGetting the right gearing for your gravel or adventure bike is essential, and with 1x drivetrains becoming more and more popular thanks to their simplicity, Shimano have created this single chainring version of the GRX RX600 to meet the demands of riders. The single chainring provides excellent chain retention thanks to it's special tooth profile, and when teamed with a wide-range cassette you'll have the gears you'll need for both climbing and descending The GRX RX600 uses Shimano's long-standing Hollowtech II construction, giving you a crankset that is lightweight, stiff and incredibly durable. They are also a breeze to install and maintain. Lightweight, durable and versatile, the Shimano GRX RX600 Chainset is perfect for your gravel or adventure bike.

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Shimano GRX RX810 Single 11 Speed Chainset - 40T - 170mm
  • £168.99
  • RRP £219.99
  • Saving you £23

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world The HollowTech II 11-speed single chainset offers optimum gearing for mixed terrains and riding styles Designed to work with HollowTech II type bottom bracket cups Compatible with 11-speed HG chains Anodized aluminium crank arms Lightweight aluminium chainring 4 arm, 110 mm bolt circle diameter Weight: 644 g (40T), 656 g (42T) for 170 mm

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Shimano GRX RX810 Single 11 Speed Chainset - 40T - 172.5mm
  • £152.49
  • RRP £219.99
  • Saving you £31

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world The HollowTech II 11-speed single chainset offers optimum gearing for mixed terrains and riding styles Designed to work with HollowTech II type bottom bracket cups Compatible with 11-speed HG chains Anodized aluminium crank arms Lightweight aluminium chainring 4 arm, 110 mm bolt circle diameter Weight: 644 g (40T), 656 g (42T) for 170 mm

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Shimano GRX RX810 Single 11 Speed Chainset - 40T - 175mm
  • £126.49
  • RRP £219.99
  • Saving you £43

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world The HollowTech II 11-speed single chainset offers optimum gearing for mixed terrains and riding styles Designed to work with HollowTech II type bottom bracket cups Compatible with 11-speed HG chains Anodized aluminium crank arms Lightweight aluminium chainring 4 arm, 110 mm bolt circle diameter Weight: 644 g (40T), 656 g (42T) for 170 mm

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Shimano GRX RX810 Single 11 Speed Chainset - 42T - 170mm
  • £160.49
  • RRP £219.99
  • Saving you £27

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world The HollowTech II 11-speed single chainset offers optimum gearing for mixed terrains and riding styles Designed to work with HollowTech II type bottom bracket cups Compatible with 11-speed HG chains Anodized aluminium crank arms Lightweight aluminium chainring 4 arm, 110 mm bolt circle diameter Weight: 644 g (40T), 656 g (42T) for 170 mm

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