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Shimano GRX 812 1 x 11 Speed Rear Derailleur - Black - Medium Cage}, Black
  • £109.99

Shimano GRX 812 1 x 11 Speed Rear DerailleurThe RX812 is specially engineered to conquer all the challenges of gravel riding, as it gives you smooth shifting performance. Whether you're riding after work with your friends or taking on an exciting new adventure, this 11-speed model has you covered. Dominate on every ride thanks to its incredibly versatile chain stabiliser which prevents chain slapping and drops as you shift. Shimano has also installed a switch stabiliser to this model, allowing you the freedom to turn it on/off based on the terrain conditions.Silent Shifting Rear MechWhen riding over mixed terrain surfaces with gravel and mud, this derailleur remains silent and uninterrupted thanks to some of the finest industry-leading technologies. This Shimano Index System gives you frictionless shifting and smooth action to get you through the harshest roads efficiently. If you're interested in exploring further than ever before, this is an ideal choice of upgrade for a reliable and instant shifting experience.Features: Part No: RD-RX812Use: Gravel, Road Link Bushings: 4 fluoric coated link bushings Speed: 11 speed Compatible Chain: HG-EV 11 speed, HG-X11 Spring: Shimano Shadow RD+ Low Sprocket Max: 42T Low Sprocket Min: 40T Top Sprocket Max: 11T Top Sprocket Min: 11T Pulley Teeth: 11T Total Capacity: 31TWeight: 267gTechnologies: Shadow RD+: Less distraction quiet drive train. Rear derailleur stabilizer reduces chain slap. A simple solution for chain drop. Lighter and more efficient than the roller type chain device. Shimano Index Shifting System: The system constituents such as the index mechanism built in the shifting lever, the frictionless SIS rear index shifting cable and the smooth action rear derailleur realise the Shimano Index System.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 812 Sub Gravel Disc Brake Lever - Black - Left Hand}, Black
  • £64.99

Shimano GRX 812 Sub Gravel Disc Brake LeverDesigned for riding on rough roads, gravel and mud, this superb brake lever offers stress-free stopping performance. Its sleek profile delivers more confident and accessible braking from multiple riding positions, so you'll benefit from less fatigue on long tours. Quickly brake when riding upright thanks to its reach adjust technology which allows you to adjust its lever to suit your hand size, riding type and individual preferences.Features:   Use: Gravel, Road     Speed: 11 speed   Oil: Mineral oil Reach Adjust: Tooled Recommended Brake Caliper: BR-RX810Technologies:Reach Adjust: Its brake lever is equipped with a reach adjust mechanism. The distance from handlebar grip to lever can be adjusted to suit any hand size, type of riding and individual rider preferences.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 812 Sub Gravel Disc Brake Lever - Black - Right Hand}, Black
  • £64.99

Shimano GRX 812 Sub Gravel Disc Brake LeverDesigned for riding on rough roads, gravel and mud, this superb brake lever offers stress-free stopping performance. Its sleek profile delivers more confident and accessible braking from multiple riding positions, so you'll benefit from less fatigue on long tours. Quickly brake when riding upright thanks to its reach adjust technology which allows you to adjust its lever to suit your hand size, riding type and individual preferences.Features:   Use: Gravel, Road     Speed: 11 speed   Oil: Mineral oil Reach Adjust: Tooled Recommended Brake Caliper: BR-RX810Technologies:Reach Adjust: Its brake lever is equipped with a reach adjust mechanism. The distance from handlebar grip to lever can be adjusted to suit any hand size, type of riding and individual rider preferences.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 815 Di2 11 Speed Front Mech AU - Black - Braze On}, Black
  • £169.00
  • RRP £199.99
  • Saving you £15

Shimano GRX 815 Di2 11 Speed Front Mech AUShips from Australia - Estimated delivery in 2-4 business days.This 11 speed front mech is specifically designed for dominating on your gravel bike with the help of electronic technologies keeping you in control. Featuring a chainline that's 2.5mm wider than conventional road front mechs, the RX815 offers wider tyre clearance. You'll benefit from smooth and precise shifts with its 17T front range giving you a wider front gearing experience. Part of Shimano's exclusive series that's developed for riding over rough roads, gravel and mud, this tough component is reliable and high efficient.Fast Shifting Front MechFully equipped with Shimano's revolutionary Di2 shifting system, this derailleur solves the challenges most mechanical drivetrains are faced with by giving you instant, accurate and lightning-fast shifts. At the push of a button, you'll benefit from precise gear changes even when it's under a heavy load while climbing or accelerating. Whether you're exploring or riding after work with friends, this is the ultimate choice of upgrade for riders who want to remain in complete control.Features: Use: Gravel, Road Wider tyre clearance Wider front gearing range 17T front range Chainline +2.5 mm vs conventional road front derailleurTechnologies: Digital Integrated Intelligence: The revolutionary DI2 shifting system solves the challenges drivetrains present to the power-delivery equation in cycling. DI2 gives you instant, accurate, lighting-fast shifts the first and every time, at the push of a button. Even in the most extreme conditions, shifting is precise and controlled. You can change gear even under heavy load while climbing or accelerating. With DI2, you are in complete control. E-Tube:  The E-Tube platform's “Plug & play” and D-FLY wireless connections make it easier than ever to check the system's status, and apply customized settings to DI2 and Shimano Steps components with a PC, tablet or smart phone. Shimano Electronic Intelligent System: The SEIS innovative shift technology is still based on the Shimano Index System that has proved its superior gear changing characteristics over the years. The big difference is that in this case, the shifting action is provided for by electronics instead of mechanics.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 815 Di2 2x11 Speed Rear Derailleur - Black - Long Cage}, Black
  • £249.00
  • RRP £284.99
  • Saving you £13

Shimano GRX 815 Di2 2x11 Speed Rear DerailleurThis top-quality rear mech is specifically designed for riding on rough roads, gravel and mud as it gives you smooth shifting performance. Highly versatile, this stunning model's chain stabiliser prevents chain slapping and drops as you conquer every road. You'll notice its silent and uninterrupted rear shifting on especially harsh terrains, where other rear mechs could struggle. What's also very impressive is its switch stabiliser which provides you with the freedom to turn it on/off to match the terrain conditions.Smooth Shifting Rear MechFeaturing the revolutionary Di2 shifting system, this rear mech delivers instant, accurate, lightning-fast shifts on every run. At the push of a button, you can maintain precise control even in the most extreme conditions with its electronic brain keeping you in charge. Additionally, you can change gear even under heavy load while climbing or accelerating making it perfect for tough rides. Smooth and reliable on mixed surfaces, its gravel-tuned clutch tension is ready to conquer all the challenges of a long ride out. Whether you're riding after work with your buddies or exploring new and unpredictable surroundings, this 2x11 speed version won't let you down.Features:  Use: Gravel, Road  Link Bushings: 4 fluoric coated link bushings   Speed: 11 speed  Spring Type: Shadow RD+ Low Sprocket Max: 34T  Low Sprocket Min: 30T  Top Sprocket Max: 11T  Top Sprocket Min: 11T  Max Front Difference: 17T  Total Capacity: 38TTechnologies:  Digital Integrated Intelligence: The revolutionary DI2 shifting system solves the challenges drivetrains present to the power-delivery equation in cycling. DI2 gives you instant, accurate, lighting-fast shifts the first and every time, at the push of a button. Even in the most extreme conditions, shifting is precise and controlled. You can change gear even under heavy load while climbing or accelerating. With DI2, you are in complete control.  E-Tube:  The E-Tube platform's “Plug & play” and D-FLY wireless connections make it easier than ever to check the system's status, and apply customized settings to DI2 and Shimano Steps components with a PC, tablet or smart phone.  Shimano Electronic Intelligent System: The SEIS innovative shift technology is still based on the Shimano Index System that has proved its superior gear changing characteristics over the years. The big difference is that in this case, the shifting action is provided for by electronics instead of mechanics. 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 815 Di2 2x11 Speed Shifter - Black - Left Hand}, Black
  • £195.99
  • RRP £244.99
  • Saving you £20

Shimano GRX 815 Di2 2x11 Speed ShifterThis sensational shifter is specially developed to get you through the gravel and mud with stress-free operation. It features some of the most sought-after technologies including the revolutionary Di2 shifting system which gives you instant, accurate and lightning-fast shifts. Improve your grip and confidence on rough surfaces and descents thanks to its raised hood which prevents slipping. This is an ideal upgrade for riders who want to enjoy higher braking efficiency with game-changing electronic technologies. Features:   Use: Gravel, Road     Speed: 11 speed   Reach Adjust: Tooled  Type: Dual control lever Oil: Mineral oil  Recommended Brake Caliper: BR-RX810Technologies: Di2: The revolutionary Di2 shifting system solves the challenges drivetrains present to the power-delivery equation in cycling. Di2 gives you instant, accurate, lightning-fast shifts the first and every time, at the push of a button. Even in the most extreme conditions, shifting is precise and controlled. You can change gear even under heavy load while climbing or accelerating. With Di2, you are in complete control.  E-Tube: The E-Tube platform's “Plug & play” and D-Fly wireless connections make it easier than ever to check the system's status and apply customized settings to Di2 and Shimano Steps components with a PC, tablet or smartphone. SEIS: A technological innovation of the computerised shifting system based on the Di2 concept with which is called, the SEIS (Shimano Electronic Intelligent System). The SEIS innovative shift technology is still based on the Shimano Index System (SIS) that has proved its superior gear changing characteristics over the years. The big difference is that in this case, the shifting action is provided for by electronics instead of mechanics. This electronic shifting system has been extensively tested over past two years by several professional riders in all conditions possible, such as rain, mud, low temperatures, cobblestone roads and combinations of all of these at the same time. Shifting is executed by simply pressing the button. No power is needed to shift, which gives important advantages since it is easier now to always keep a tight grip on the handlebar and to keep your concentration on riding instead on shifting. The shift system allows accurate and effortless shifting in difficult circumstances for example when you have cold hands or when you are completely exhausted. Furthermore, the shifting performance will never be affected by contaminated or stretched cables since the shifting signal is transferred electronically. The operating buttons work similarly to the mechanical Dual Control Lever, so you don't need to re-program your mind for the SEIS. Reach Adjust: Brake lever is equipped with a reach adjust mechanism. The distance from handlebar grip to lever can be adjusted to suit any hand size, type of riding and individual rider preferences.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 815 Di2 2x11 Speed Shifter - Black - Right Hand}, Black
  • £199.99
  • RRP £244.99
  • Saving you £18

Shimano GRX 815 Di2 2x11 Speed ShifterThis sensational shifter is specially developed to get you through the gravel and mud with stress-free operation. It features some of the most sought-after technologies including the revolutionary Di2 shifting system which gives you instant, accurate and lightning-fast shifts. Improve your grip and confidence on rough surfaces and descents thanks to its raised hood which prevents slipping. This is an ideal upgrade for riders who want to enjoy higher braking efficiency with game-changing electronic technologies. Features:   Use: Gravel, Road     Speed: 11 speed   Reach Adjust: Tooled  Type: Dual control lever Oil: Mineral oil  Recommended Brake Caliper: BR-RX810Technologies: Di2: The revolutionary Di2 shifting system solves the challenges drivetrains present to the power-delivery equation in cycling. Di2 gives you instant, accurate, lightning-fast shifts the first and every time, at the push of a button. Even in the most extreme conditions, shifting is precise and controlled. You can change gear even under heavy load while climbing or accelerating. With Di2, you are in complete control.  E-Tube: The E-Tube platform's “Plug & play” and D-Fly wireless connections make it easier than ever to check the system's status and apply customized settings to Di2 and Shimano Steps components with a PC, tablet or smartphone. SEIS: A technological innovation of the computerised shifting system based on the Di2 concept with which is called, the SEIS (Shimano Electronic Intelligent System). The SEIS innovative shift technology is still based on the Shimano Index System (SIS) that has proved its superior gear changing characteristics over the years. The big difference is that in this case, the shifting action is provided for by electronics instead of mechanics. This electronic shifting system has been extensively tested over past two years by several professional riders in all conditions possible, such as rain, mud, low temperatures, cobblestone roads and combinations of all of these at the same time. Shifting is executed by simply pressing the button. No power is needed to shift, which gives important advantages since it is easier now to always keep a tight grip on the handlebar and to keep your concentration on riding instead on shifting. The shift system allows accurate and effortless shifting in difficult circumstances for example when you have cold hands or when you are completely exhausted. Furthermore, the shifting performance will never be affected by contaminated or stretched cables since the shifting signal is transferred electronically. The operating buttons work similarly to the mechanical Dual Control Lever, so you don't need to re-program your mind for the SEIS. Reach Adjust: Brake lever is equipped with a reach adjust mechanism. The distance from handlebar grip to lever can be adjusted to suit any hand size, type of riding and individual rider preferences.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 817 Di2 1x11sp Rear Derailleur - Black - Medium Cage}, Black
  • £309.99

Shimano GRX 817 Di2 1x11sp Rear DerailleurThis stunning rear mech is engineered to give you perfect shifting performance when riding on rough roads, gravel and muddy conditions. Ready to take on any challenge, the RX817 features an adjustable chain stabiliser which prevents chain slapping and drops. Shimano has also included a switch stabiliser which can be set to on/off to match the terrain conditions, which allows you more freedom to explore the unknown. Gravel-Tuned Rear ShiftingInspired by off-road groupsets, you'll enjoy its silent and uninterrupted rear shifting on harsher terrain conditions, where most common systems would fail. Whether you're planning a new adventure or joining friends after work for a ride out, this superb model's gravel-tuned clutch makes gear changing a breeze in any situation.Smooth and reliable, this rear derailleur features some of the finest technologies to keep you riding at the top of your game. Its revolutionary Di2 shifting system solves many of the challenges that mechanical systems face with the use of state-of-the-art electronics. This technology gives you instant, accurate and lightning-fast shifts every time you ride, at the push of a button. You'll also be able to change gear when under heavy load while climbing and accelerating for a top-level shifting experience.Features:  Use: Gravel, Road Speed: 11 speed   Link Bushings: 4 fluoric coated link bushings   Low Sprocket Max: 42T   Low Sprocket Min: 40T   Top Sprocket Max: 11T   Top Sprocket Min: 11T  Total Capacity: 31T Spring Type: Shadow RD+Technologies:  Di2: The revolutionary DI2 shifting system solves the challenges drivetrains present to the power-delivery equation in cycling. DI2 gives you instant, accurate, lighting-fast shifts the first and every time, at the push of a button. Even in the most extreme conditions, shifting is precise and controlled. You can change gear even under heavy load while climbing or accelerating. With DI2, you are in complete control.    E Tube: The E-TUBE platform's “Plug & play” and D-FLY wireless connections make it easier than ever to check the system's status, and apply customized settings to DI2 and Shimano Steps components with a PC, tablet or smart phone.   SEIS: The SEIS innovative shift technology is still based on the Shimano Index System (SIS) that has proved its superior gear changing characteristics over the years. The big difference is that in this case, the shifting action is provided for by electronics instead of mechanics. This electronic shifting system has been extensively tested over past two years by several professional riders in all conditions possible, such as rain, mud, low temperatures, cobble stone roads and combinations of all of these at the same time. Shifting is executed by simply pressing the button. No power is needed to shift, which gives important advantages since it is easier now to always keep a tight grip on the handlebar and to keep your concentration on riding instead on shifting.   Shadow RD+: Less distraction quiet drive train. Rear derailleur stabilizer reduces chain slap. Simple solution for chain drop. Lighter and more efficient than roller type chain device. 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 RS470 Centre Lock Gravel Disc Hub - Black - 32H 100x12}, Black
  • £26.99

Shimano GRX RS470 Centre Lock Gravel Disc HubAn excellent addition to your hard-riding rear wheel, this RS470 hub by Shimano gives a strong and supportive performance on every off-road outing. Constructed from a durable aluminium, it stays strong and solid to withstand the bumps and bangs of rowdy mountain riding. Fit for use with E-Thru axles, it uses its high-quality contact seals and cup and cone bearings to keep your back wheel spinning with ultimate smoothness. Robust and Dependable, Aluminium-Made Front MTB Hub Giving a firm hold to your wheel's 32 J-bend spokes, this superb Shimano model also features an 11-speed Shimano-compatible freehub to send you up and over the most demanding routes with ease. Optimised for use with Centerlock disc brake systems, this modern MTB hub is an excellent choice for taking on rough and rugged off-road routes. Features Body Material: Aluminium Axle Type: E-Thru Bearings: Cup and Cone Seal: Contact Freehub: Shimano 11-speed Brake Standard: Centerlock Disc BrakeBuy Shimano Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano GRX RS470 Centre Lock Gravel Disc Hub - Black - 32H 142x12}, Black
  • £47.99

Shimano GRX RS470 Centre Lock Gravel Disc HubAn excellent addition to your hard-riding rear wheel, this RS470 hub by Shimano gives a strong and supportive performance on every off-road outing. Constructed from a durable aluminium, it stays strong and solid to withstand the bumps and bangs of rowdy mountain riding. Fit for use with E-Thru axles, it uses its high-quality contact seals and cup and cone bearings to keep your back wheel spinning with ultimate smoothness. Robust and Dependable, Aluminium-Made Front MTB Hub Giving a firm hold to your wheel's 32 J-bend spokes, this superb Shimano model also features an 11-speed Shimano-compatible freehub to send you up and over the most demanding routes with ease. Optimised for use with Centerlock disc brake systems, this modern MTB hub is an excellent choice for taking on rough and rugged off-road routes. Features Body Material: Aluminium Axle Type: E-Thru Bearings: Cup and Cone Seal: Contact Freehub: Shimano 11-speed Brake Standard: Centerlock Disc BrakeBuy Shimano Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano HG201 Acera 9 Speed Cassette - Black-Silver - 11-36t}, Black-Silver
  • £12.99
  • RRP £27.99
  • Saving you £54

Shimano HG201 Acera 9 Speed CassetteIf your mountain bike's (MTB's) 9 speed drivetrain has begun to slip and miss gear changes, the Shimano HG201 Acera 9 Speed Cassette will bring back that "factory fresh" shifting performance.The ideal choice to replace your worn out component, this MTB cassette is compatible with the popular Hyperglide freehub type, which is seen on most factory fitted wheels and most brands of mountain bike wheels on the market. It also boasts Hyperglide sprockets for fast and ultra-efficient gear changes, even under hard pedalling.Reasons to Buy: Delivers swift and precise shifting Clean and crisp gear changes Long lasting performance Corrosion-resistant nickel platingFeatures: Speed: 9-speed Use: MTB, touring Compatibility: Shimano 9-speed MTB derailleurs Freehub Compatibility: Shimano 9-11-speed HyperGlide (HG) types Recommended Chain: HG 9-speed Shimano logo on lowest sprocket Hyperglide sprockets provide a crisp, smooth shift even under load Gearing gives a low 36T sprocket, making it easier to climb steep hills Sprockets are cut away to reduce weight without reducing rigidity Nickel-plated finish offers hard wearing resistance to corrosion Corrosion-resistant steel cassette lockring Weight: 330gTechnologies:Hyperglide: The distinctively designed Hyperglide sprockets incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting. Fast and responsive indexed shifting is the result. The HG cassette sprocket, which was developed for the MTB 10-speed system, underwent comprehensive optimisation to achieve super-highly efficient 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 HG710 12 Speed Cassette - Black - 11-36t}, Black
  • £84.99

Shimano CS-HG710 12 Speed CassetteReady for day long adventures on your drop handlebar road bike, this 12 speed cassette features a wide 11-36T range of 327% for excellent efficiency, so none of your effort is wasted. Whether you're sprinting on the flats to steep climbs, you can benefit from its wider gear ratio that's tailored to suit every road situation. Another highlight is each of its gear steps are optimised for pedalling efficiency, with the first eight cogs focusing on a natural and comfortable connection, and the largest four cogs allowing you to select from a wide range of gears while avoiding abrupt gear ratio changes. Compatible with both Shimano 11 and 12 speed freehub bodies, this cassette is a versatile choice of upgrade for conquering your next road adventure.12 Speed Cassette with Hyperglide TechnologyThe distinctively designed Hyperglide sprockets incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting. Fast and responsive indexed shifting is the result. The HG cassette sprocket, which was developed for the mountain bike (MTB) 10 speed system, underwent comprehensive optimisation to achieve super-highly efficient shifting for road cycling.Features: Cogs Material: Steel Spider Material: Aluminium Use: Road Speed: 12 speed Combination: 11-36T Compatible Chain: HG 12 speed Series: Shimano 105 R7100 Di2 SeriesManufacturer's Part Numbers: CSHG71012136A 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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