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Shimano FC-R8100 Ultegra 12-Speed Double Chainset - 170mm52/36T
  • £239.99
  • RRP £299.99
  • Saving you £20

Ultegra's new FC-R8100 crank maintains the same quick, precise front shifting and efficient power transfer that Shimano riders have grown accustomed to, but with even more crank arm length options. Spanning 160 to 175 mm in length, Ultegra cranks now cater to smaller riders, triathletes, and cyclists curious about shorter crank arms. An integral part of Shimano's new 12-speed road line up, the FC-R8100 crank builds upon Shimano's legendary front shifting and transmission efficiency. With new refinements for seamless 12-speed shifting, the Ultegra crank is now offered in lengths from 160 to 175 mm, bringing performance and improved fit for smaller riders, triathletes, and riders with specific biomechanical requirements.The HollowTech II 12-speed Ultegra chainset offers an ideal balance of light weight and stiffness, making it the perfect choice for both enthusiast and competitive ridersHollowGlide hollow outer chainring gives vast improvements in rigidity by virtually removing outer chainring flex and hugely improves shift performance, even under high loadThe chainring teeth have been developed to work in conjunction with 12-speed HG chains for increased contact to provide greater efficiency and improved power transferIndustry leading HollowTech II cold forged 4 arm hollow cranks have been evolved for maximum rigidity while reducing weightWide gear pitch spacing increases clearance between chain and leading teeth to provide compatibility to frames with O.L.D. 135 / 142 mmA wide range of chainring options and crank arm lengths are available to meet the needs of all riders and racing disciplinesHollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiencyHollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability (sold separately)

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Shimano FC-R8100 Ultegra 12-Speed Double Chainset - 172.5mm50/34T
  • £239.99
  • RRP £299.99
  • Saving you £20

Ultegra's new FC-R8100 crank maintains the same quick, precise front shifting and efficient power transfer that Shimano riders have grown accustomed to, but with even more crank arm length options. Spanning 160 to 175 mm in length, Ultegra cranks now cater to smaller riders, triathletes, and cyclists curious about shorter crank arms. An integral part of Shimano's new 12-speed road line up, the FC-R8100 crank builds upon Shimano's legendary front shifting and transmission efficiency. With new refinements for seamless 12-speed shifting, the Ultegra crank is now offered in lengths from 160 to 175 mm, bringing performance and improved fit for smaller riders, triathletes, and riders with specific biomechanical requirements.The HollowTech II 12-speed Ultegra chainset offers an ideal balance of light weight and stiffness, making it the perfect choice for both enthusiast and competitive ridersHollowGlide hollow outer chainring gives vast improvements in rigidity by virtually removing outer chainring flex and hugely improves shift performance, even under high loadThe chainring teeth have been developed to work in conjunction with 12-speed HG chains for increased contact to provide greater efficiency and improved power transferIndustry leading HollowTech II cold forged 4 arm hollow cranks have been evolved for maximum rigidity while reducing weightWide gear pitch spacing increases clearance between chain and leading teeth to provide compatibility to frames with O.L.D. 135 / 142 mmA wide range of chainring options and crank arm lengths are available to meet the needs of all riders and racing disciplinesHollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiencyHollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability (sold separately)

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Shimano FC-R8100 Ultegra 12-Speed Double Chainset - 172.5mm52/36T
  • £239.99
  • RRP £299.99
  • Saving you £20

Ultegra's new FC-R8100 crank maintains the same quick, precise front shifting and efficient power transfer that Shimano riders have grown accustomed to, but with even more crank arm length options. Spanning 160 to 175 mm in length, Ultegra cranks now cater to smaller riders, triathletes, and cyclists curious about shorter crank arms. An integral part of Shimano's new 12-speed road line up, the FC-R8100 crank builds upon Shimano's legendary front shifting and transmission efficiency. With new refinements for seamless 12-speed shifting, the Ultegra crank is now offered in lengths from 160 to 175 mm, bringing performance and improved fit for smaller riders, triathletes, and riders with specific biomechanical requirements.The HollowTech II 12-speed Ultegra chainset offers an ideal balance of light weight and stiffness, making it the perfect choice for both enthusiast and competitive ridersHollowGlide hollow outer chainring gives vast improvements in rigidity by virtually removing outer chainring flex and hugely improves shift performance, even under high loadThe chainring teeth have been developed to work in conjunction with 12-speed HG chains for increased contact to provide greater efficiency and improved power transferIndustry leading HollowTech II cold forged 4 arm hollow cranks have been evolved for maximum rigidity while reducing weightWide gear pitch spacing increases clearance between chain and leading teeth to provide compatibility to frames with O.L.D. 135 / 142 mmA wide range of chainring options and crank arm lengths are available to meet the needs of all riders and racing disciplinesHollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiencyHollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability (sold separately)

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Shimano FC-R8100 Ultegra 12-Speed Double Chainset - 175mm50/34T
  • £239.99
  • RRP £299.99
  • Saving you £20

Ultegra's new FC-R8100 crank maintains the same quick, precise front shifting and efficient power transfer that Shimano riders have grown accustomed to, but with even more crank arm length options. Spanning 160 to 175 mm in length, Ultegra cranks now cater to smaller riders, triathletes, and cyclists curious about shorter crank arms. An integral part of Shimano's new 12-speed road line up, the FC-R8100 crank builds upon Shimano's legendary front shifting and transmission efficiency. With new refinements for seamless 12-speed shifting, the Ultegra crank is now offered in lengths from 160 to 175 mm, bringing performance and improved fit for smaller riders, triathletes, and riders with specific biomechanical requirements.The HollowTech II 12-speed Ultegra chainset offers an ideal balance of light weight and stiffness, making it the perfect choice for both enthusiast and competitive ridersHollowGlide hollow outer chainring gives vast improvements in rigidity by virtually removing outer chainring flex and hugely improves shift performance, even under high loadThe chainring teeth have been developed to work in conjunction with 12-speed HG chains for increased contact to provide greater efficiency and improved power transferIndustry leading HollowTech II cold forged 4 arm hollow cranks have been evolved for maximum rigidity while reducing weightWide gear pitch spacing increases clearance between chain and leading teeth to provide compatibility to frames with O.L.D. 135 / 142 mmA wide range of chainring options and crank arm lengths are available to meet the needs of all riders and racing disciplinesHollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiencyHollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability (sold separately)

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Shimano FC-R8100 Ultegra 12-Speed Double Chainset - 175mm52/36T
  • £239.99
  • RRP £299.99
  • Saving you £20

Ultegra's new FC-R8100 crank maintains the same quick, precise front shifting and efficient power transfer that Shimano riders have grown accustomed to, but with even more crank arm length options. Spanning 160 to 175 mm in length, Ultegra cranks now cater to smaller riders, triathletes, and cyclists curious about shorter crank arms. An integral part of Shimano's new 12-speed road line up, the FC-R8100 crank builds upon Shimano's legendary front shifting and transmission efficiency. With new refinements for seamless 12-speed shifting, the Ultegra crank is now offered in lengths from 160 to 175 mm, bringing performance and improved fit for smaller riders, triathletes, and riders with specific biomechanical requirements.The HollowTech II 12-speed Ultegra chainset offers an ideal balance of light weight and stiffness, making it the perfect choice for both enthusiast and competitive ridersHollowGlide hollow outer chainring gives vast improvements in rigidity by virtually removing outer chainring flex and hugely improves shift performance, even under high loadThe chainring teeth have been developed to work in conjunction with 12-speed HG chains for increased contact to provide greater efficiency and improved power transferIndustry leading HollowTech II cold forged 4 arm hollow cranks have been evolved for maximum rigidity while reducing weightWide gear pitch spacing increases clearance between chain and leading teeth to provide compatibility to frames with O.L.D. 135 / 142 mmA wide range of chainring options and crank arm lengths are available to meet the needs of all riders and racing disciplinesHollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiencyHollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability (sold separately)

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Shimano ST-R8020 Hydraulic Disc/Mechanical Shift 11 Speed STI Levers
  • £239.99

Precision-engineered Ultegra STI levers with hydraulic disc brakes give you control, modulation and power with minimal effort in all riding conditionsShift cables are routed under the bar tape: re-development and positioning of the internal mechanism in combination with Polymer coated cables have made this possible, providing faster, lighter and smoother shifting,Vivid indexing provides a constant amount of shift lever force across all 11 sprockets,Ergonomic shift arc follows natural hand movement with inward shift stroke distance reduced for rapid and precise gear changes,Hydraulic brake lever provides excellent stopping power with less effort especially from the hood position,Hydraulic reservoir tank provides pad to rotor clearance auto-adjust maintaining braking performance during pad wear,Free stroke adjustment for pad to rotor contact setting,Tuneable reach adjusters enable custom fitment for all hands,Kit contains left hand bled ST-R8020 STI's, BR-R8070 flat mount brake callipers with pads, hoses and mineral oil (without rotors or adapters).

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CeramicSpeed EVO386 Shimano Bottom Bracket - Black - 86.5 x 46mm BB386 - 24mm Spindle}, Black
  • £239.95

CeramicSpeed EVO386 Shimano Bottom BracketCeramicSpeed is the market leader in high-end performance components. This Ceramic Bottom Bracket delivers excellent low bearing friction with superb durability. Unique CeramicSpeed ceramic bearings are premium quality, out-performing mark rivals. The CeramicSpeed Ceramic Bottom Bracket system is so stiff and efficient that additional spacers are not required. At a fantastically lightweight of 84 grams, this CeramicSpeed Ceramic Bottom Bracket is a premium upgrade that your trusty steed deserves.Features: Material: Ceramic Bearings, Aluminium (cups) Road Specific Use with 24mm spindle cranksets Weight: 84gBuy CeramicSpeed Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano GRX ST-RX810 2x11 STI Lever with RX810 Caliper - Left Lever/Rear Brake
  • £237.49
  • RRP £339.99
  • Saving you £30

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 GRX hydraulic disc brake 11-speed STI's give you control, modulation and power with minimal effort in all riding conditions Higher brake lever axis and curved brake lever,improves grip and confidence on choppy surfaces and descents Raised hood head prevents hand misalignment and slippage Recessed finger notch prevents upward slipping Anti-slip texture and brake lever coating gives higher braking efficiency and reduces fatigue on long rides Kit contains bled ST-RX810 STI, BR-RX810 flat mount brake calliper with pads, hose and mineral oil (without rotor or adapter) Supplied as either Right Hand 11 Speed/Front Brake or Left Hand 2 Speed/Rear Brake

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Shimano 105 R7170 Di2 12 Speed Hydraulic Shifter - Black - Left Hand}, Black
  • £237.49
  • RRP £249.99
  • Saving you £5

Shimano ST-R7170 105 Double Hydraulic Di2 LeverBringing electronic wireless Di2 shifting to a new set of riders, this shift/braker lever combines industry-leading functionality with trickle-down technologies from the Dura-Ace and Ultegra series. After years of research and development, Shimano's 105 series now offers Di2 electronic shifting for the first time, bringing precise, intuitive gear changes to even more riders. Not only does it offer worry-free Di2 shifting in a compact shifter size, but it also features technologies such as Reach Adjust and customised button functions that allow you to dial in your ideal ergonomics. For those who have only experienced mechanical shifting and ergonomics, this model marks a new era of affordable performance.Reach AdjustThis model's brake lever is equipped with a Reach Adjust mechanism. The distance from the handlebar grip to lever can be adjusted to suit any hand size, type of riding and individual rider preferences.E-Tube ProjectShimano's genuine application E-Tube Project Cyclist allows you to customise your bike, update firmware, and maintain it by connecting it wirelessly to your bike. You can also get the more detailed bike maintenance by connecting to your bike by wire with E-Tube Project Professional application.Dual Control LeverDCL stands for Dual Control Lever. It has brake and shifting functions in the system and enables easy operation. Ergonomic innovation is probably more critical to the higher standard performance than the added gearing. The shift internals borrow the robustness from Shimano's MTB technology and are so smooth and effortless that one finger shifts front and rear are possible. Indeed, shifting is the ultimate act of Shimano Total Integration, and simply has to be experienced to be understood.Features: Shifter Type: Dual Control Lever (DCL) Use: Road Speed: 12 speed Di2 Connectivity: Wireless Di2 shifting Battery Type: CR1632 x 2 Recommended Brake Caliper: BR-R7170 (available separately) Brake Lever Clamp Band: 23.8 - 24.2mm Firmware Update by E-Tube Project: Yes Mineral Oil: Shimano Mineral Oil Adjustments: Reach Adjust, Free Stroke Adjust, Funnel Bleeding Single or Pair: Single, sold individuallyTechnologies: Clean Cockpit: Wireless connection enhances the aesthetic of your bike while keeping shifting lightning fast. Longer lasting: Uses two CR1632 batteries (battery life: 3.5 to 4 years). Compact, ergonomic performance cascaded from Dura-Ace. Raised hood peak improves ergonomics, while a longer hood body increases hand support. Make Dura-Ace yours with custom button function and adjustable ergonomics. Easily change button function with the E-Tube app. Find your optimum lever position with simple reach adjust.Manufacturer's Part Numbers: STR7170L Black Left Hand STR7170R Black Right HandA 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 105 R7170 Di2 12 Speed Hydraulic Shifter Gear Levers
  • £237.49
  • RRP £249.99
  • Saving you £5

Featuring industry-leading functions and technologies inherited from the Dura-Ace and Ultegra series, this shift/brake lever brings electronic wireless Di2 shifting to a new set of riders. Representing the pinnacle of years of research and development, Shimano 105 Di2 delivers sophisticated ergonomics, 105-optimised gear combinations and an exceptional brake system. For those who have only experienced mechanical shifting and ergonomics, this model marks a new era of affordable performance. Shimano 105 Di2 Dual Control Lever This Shimano 105 shift/brake lever features Di2 electronic shifting for the first time, bringing precise, intuitive gear changes to even more riders. Not only does it offer worry-free Di2 shifting in a compact shifter size, but it also features technologies such as Reach Adjust and customised button functions that allow you to dial in your ideal ergonomics. Reach Adjust This model's brake lever is equipped with a Reach Adjust mechanism. The distance from the handlebar grip to lever can be adjusted to suit any hand size, type of riding and individual rider preferences. E-Tube Project Shimano’s genuine application E-Tube Project Cyclist allows you to customise your bike, update firmware, and maintain it by connecting it wirelessly to your bike. You can also get the more detailed bike maintenance by connecting to your bike by wire with E-Tube Project Professional application. Dual Control Lever DCL stands for Dual Control Lever. It has brake and shifting functions in the system and enables easy operation. Ergonomic innovation is probably more critical to the higher standard performance than the added gearing. The shift internals borrow the robustness from Shimano's MTB technology and are so smooth and effortless that one finger shifts front and rear are possible. Indeed, shifting is the ultimate act of Shimano Total Integration, and simply has to be experienced to be understood.   Technologies: - Clean Cockpit: Wireless connection enhances the aesthetic of your bike while keeping shifting lightning fast. - Longer lasting: Uses two CR1632 batteries (battery life: 3.5 to 4 years). - Compact, ergonomic performance cascaded from Dura-Ace. - Raised hood peak improves ergonomics, while a longer hood body increases hand support. - Make Dura-Ace yours with custom button function and adjustable ergonomics. - Easily change button function with the E-Tube app. - Find your optimum lever position with simple reach adjust.   Manufacturer's Part Numbers: STR7170L Black Left Hand STR7170R Black Right Hand

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CeramicSpeed BB86 Shimano MTB Bottom Bracket - Black - BB86 - 24mm Spindle}, Black
  • £236.99
  • RRP £321.99
  • Saving you £26

CeramicSpeed BB86 Shimano MTB Bottom BracketCeramicSpeed is a market leader in high-end performance components. This bottom bracket delivers superb low bearing friction with top-notch durability. Thanks to its coated bearings, you'll benefit from super round and smooth rotations. To top it off, this model is even harder than before for longer life and lower drag.Features: Material: x2 coated bearings 2 dust covers with built-in spacers Spacer tubeBuy CeramicSpeed Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano Saint M825 Mountain Bike Crankset - Black - 104mm}, Black
  • £236.99

Shimano Saint M825 Mountain Bike CranksetConstructed using Shimano’s cold forged "Duraluminium", the Saint M825 Crankset is lightweight so your downhill ride isn’t weighed down but also has an axle that’s 250% stronger than Shimano’s trail bike models. The double-strength crank arms are ready for all the abuse that the most demanding trails can through at you. Plus, the arms have advanced shaping to prevent rock strikes and to give you better ankle clearance. Designed to combine with the Saint downhill bottom bracket this mountain bike (MTB) crankset brings you the toughness and durability you need for riding the trails as hard as you dare.Features: Material: Cold Forged, hollow Duraluminium (Aluminium) Suits Bottom Bracket Widths: 83mm (downhill bikes) Chainring(s) Included: No Chainline: 57.9mm Axle Diameter: 24mm 5 arm or 4 arm: 4 arm Bolt Circle Diameter (BCD): 4x104mm Bottom Bracket Included: No Designed for use with Shimano Saint HollowTech II bottom bracket A stiff, strong and durable HollowTech II crankset, reinforced in all the ways that most extreme chainsets are not Industry-leading HollowTech II cold forged hollow crank arms have increased rigidity, reduced weight, and improved strength Reinforced pedal and crank arm interface with T-nut style steel threaded bushing Crank arm profile gives excellent ankle clearance and increased rock/tree root clearance Manufacturer's Part Number: FC-M825 Weight: 838g (with 34T chainring, not included)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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