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.
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.
Shimano GRX 810 11sp Gravel Front DerailleurThis impressive front mech is specifically designed for gravel riding as it gives you lighter front shifting in mixed terrain conditions. Its chainline is 2.5mm wider in comparison to conventional road front mech's, which allows for wider tyre clearance. Furthermore, its wider range front gearing makes it perfect for riders who enjoy riding on paved roads and longer adventures.Features: Use: Gravel, Road Speed: 11 speed Type: Braze On Action: Down swing Chainline: 46mm Chain Stay Angle: 61-66 degrees Compatible Chain: HG-EV 11 speed; HG-X11 Link Bushings: 7 Top Gear Teeth: 46-50T Total Capacity: 17T Adjustment: Integrated cable tension adjustmentTechnologies:Shimano Index System: Every Shimano equipped multi-gear bicycle includes Shimano S.I.S - Shimano Indexed Shifting. It's the technology behind that "click" you hear and feel every time you shift through your gears. That "click" captures the light, precise, and consistent shifting bikes equipped with Shimano deliver. It's the sound of perfect gear changes, of levers directing derailleurs in harmony and the feeling that resonates into your hand, letting you know that your commands are being answered.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.
Shimano GRX 815 Di2 2x11 Gravel Front DerailleurThis 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.
Shimano GRX 810 2 x 11 Speed Rear DerailleurShimano has engineered its GRX 810 gravel bike rear derailleur to bring you quiet and slick shifting performance as you take on the roughest terrain. It has also included its clutch adjustment switch, which adjusts the chain tension to prevent your bike’s chain dropping or slapping on the frame. This not only protects your frame; it ensures reliable gear changes over mixed terrains.Features:Use: Gravel, RoadSpeed: 2x11 speedCompatible Chain: HG-EV 11 speed; HG-X11Link Bushings: 4 fluoric coated link bushingsLow Sprocket Max: 34TLow Sprocket Min: 30TMax Front Difference: 17TPulley Teeth: 13TTop Sprocket Max: 11TTop Sprocket Min: 11TTotal Capacity: 40T Mounting: Standard Hanger Mount or Direct Mount Clutch Type: YesSpring Type: Shimano Shadow RD+ Manufacturer's Part Number: RDRX810 Weight: 255g (approx.)Technologies: Shimano Index System: Every Shimano equipped multi-gear bicycle includes Shimano S.I.S - Shimano Indexed Shifting. It's the technology behind that "click" you hear and feel every time you shift through your gears. That "click" captures the light, precise, and consistent shifting bikes equipped with Shimano deliver. It's the sound of perfect gear changes, of levers directing derailleurs in harmony and the feeling that resonates into your hand, letting you know that your commands are being answeredShimano Shadow RD+: Less distraction quiet drive train. Rear derailleur stabiliser reduces chain slap. A 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.
Shimano XT M8120 2x12sp Rear DerailleurThis high-quality rear mech is ready to tackle any trail as it delivers quick and precise shifting performance. Enjoy faster and slicker gear changes thanks to this stunning model's low-profile design which stabilises chain tension in low gears. Furthermore, its pulley cage bumper aids towards a silent running drivetrain while keeping it firm on rough terrain.Features: Use: MTB Speed: 12 speed Size: Long Cage Bushings: 4 fluoric coated link bushings Compatible Chain: HG 12 speed Low Sprocket Max: 45T Low Sprocket Min: 45T Max Front Difference: 10T Bearings: Sealed pulley bearings Pulley Teeth: 13T Spring: Shimano Shadow RD+ Top Sprocket Max: 10T Top Sprocket Min: 10T Total Capacity: 45T Technologies:Hyperglide+: Hyperglide+ drivetrain's redesigned cassette and chain promotes the next generation of MTB riding by enhancing speed, shifting efficiency and smoothness over any terrain. It 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. It helps riders adapt to drastically changing trail conditions by precisely judging the optimal shifting moment for consistently smooth operation. Shimano Shadow RD+: Less distraction quiet drive train. Rear derailleur stabiliser 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.
Shimano M5100 Deore 11Sp Shadow+ Rear DerailleurThis 11 speed MTB rear mech is specifically designed to bring even more adventure to your outdoor lifestyle. It features a rock-solid alloy construction, which makes it perfect at withstanding all the intensity that comes with shredding the trails. Shimano has also equipped this model with Shadow Plus technology, which features a super low profile design and an optimised slant angle for super light shifting action on the toughest of rides.Features: Material: Alloy Pin Bushing Finish: Fluorine-coated link pin bushings Use: MTB Speed: 11 speed Cage: SGS Long Cage Profile: Low Pulley Tooth Count: 13T Cable Routing: Direct cable routing Links: Wide links Max Low Sprocket: 51T (1x 12-speed) Capacity: 40T capacity SGS cage Part Number: RDM5100SGSTechnologies: Shadow Plus: Shadow plus features a super low profile design and optimised slant angle for super light shifting action. Shadow Plus uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shifting.Single Tension Spring: Prevents contact with the chainstay resulting in a silent ride.Direct Cable Routing: Direct cable routing prevents snagging from any trail side hazards.13T Pulleys: 13T pulleys and decreased derailleur tension prevent high chain tension in low gears.Springs: Strong return spring for a positive shifting feel. Top normal spring uses the spring to select higher gears.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.
Shimano M5100 Deore 10sp Double Front Derailleur All set for exploring the MTB trails, this 11 speed front mech offers a wide pivot link design for superior torsional rigidity, shifting response and service life. It features a rock-solid alloy construction, which makes it ideal at handling all the abuse that comes with blasting across the mountain at speed. Shimano has also equipped this model with a side-swing side-pull design that decreases problems with tyre clearance and reduces cable friction.Features: Material: Alloy Use: MTB Speed: 11 speedLink Design: WideSwing: Side-swingCable Routing: Side pull cable routingMounting Options: Low Clamp, Direct Mount or E-Type options available separatelyChain Guide: Reinforced steel chain guideChainring Compatbility: For double 38 tooth max chainringChainline: Chainline both 48.8/51.8mmSingle or Pair: SinglePart Numbers: Low Clamp: FDM5100MX4; Direct Mount: FDM5100D4; E-Type: FDM5100E4Technologies: Side Swing: Side swing, side pull front derailleur decrease problems with tyre clearance and reduces cable friction. Designed specifically with modern trail bikes in mind, Shimano side swing technology front derailleurs increases tyre clearance, while cable routing resulting in the lightest shifting action yet. Wide Pivot Link: Wide pivot link design for greater torsional rigidity improves shifting response and service life.Buy Shimano Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano M5100 Deore 10sp Double Front Derailleur All set for exploring the MTB trails, this 11 speed front mech offers a wide pivot link design for superior torsional rigidity, shifting response and service life. It features a rock-solid alloy construction, which makes it ideal at handling all the abuse that comes with blasting across the mountain at speed. Shimano has also equipped this model with a side-swing side-pull design that decreases problems with tyre clearance and reduces cable friction.Features: Material: Alloy Use: MTB Speed: 11 speedLink Design: WideSwing: Side-swingCable Routing: Side pull cable routingMounting Options: Low Clamp, Direct Mount or E-Type options available separatelyChain Guide: Reinforced steel chain guideChainring Compatbility: For double 38 tooth max chainringChainline: Chainline both 48.8/51.8mmSingle or Pair: SinglePart Numbers: Low Clamp: FDM5100MX4; Direct Mount: FDM5100D4; E-Type: FDM5100E4Technologies: Side Swing: Side swing, side pull front derailleur decrease problems with tyre clearance and reduces cable friction. Designed specifically with modern trail bikes in mind, Shimano side swing technology front derailleurs increases tyre clearance, while cable routing resulting in the lightest shifting action yet. Wide Pivot Link: Wide pivot link design for greater torsional rigidity improves shifting response and service life.Buy Shimano Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano M5100 Deore 10sp Double Front Derailleur All set for exploring the MTB trails, this 11 speed front mech offers a wide pivot link design for superior torsional rigidity, shifting response and service life. It features a rock-solid alloy construction, which makes it ideal at handling all the abuse that comes with blasting across the mountain at speed. Shimano has also equipped this model with a side-swing side-pull design that decreases problems with tyre clearance and reduces cable friction.Features: Material: Alloy Use: MTB Speed: 11 speedLink Design: WideSwing: Side-swingCable Routing: Side pull cable routingMounting Options: Low Clamp, Direct Mount or E-Type options available separatelyChain Guide: Reinforced steel chain guideChainring Compatbility: For double 38 tooth max chainringChainline: Chainline both 48.8/51.8mmSingle or Pair: SinglePart Numbers: Low Clamp: FDM5100MX4; Direct Mount: FDM5100D4; E-Type: FDM5100E4Technologies: Side Swing: Side swing, side pull front derailleur decrease problems with tyre clearance and reduces cable friction. Designed specifically with modern trail bikes in mind, Shimano side swing technology front derailleurs increases tyre clearance, while cable routing resulting in the lightest shifting action yet. Wide Pivot Link: Wide pivot link design for greater torsional rigidity improves shifting response and service life.Buy Shimano Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Shimano M3120 Alivio Double Front DerailleurReady for on and off-road adventures, this versatility front mech offers crisp performance for 9 speed drivetrains. It features a side-swing side-pull design, which decreases problems with tyre clearance and also reduces cable friction. This makes it perfect for use with modern trail bikes as its side-swing technology results in the lightest shifting action yet. One final highlight is its wide pivot link delivers greater torsional rigidity, improves shifting response and offers a longer service life. Features: Carrier Material: Alloy Use: MTB Speed: 2x9 speed Swing: Side swing Cable Routing: Side pull Pivot Link: Wide pivot link Compatibility: For bike designs with 66-69 degree chainstay to seat tube angle Max Chainring: For double 36 tooth max chainring Chainline: For 51.8mm chainline Drivetrain Compatibility: Compatible with 9-speed drivetrains Single or Pair: SinglePart Numbers: Low Clamp Side Pull Low Clamp: FDM3120MBX4; Low Clamp Side Pull Direct Mount: FDM3120D4; E-Type Side Pull E-Type: FDM3120E4; High Clamp Side Pull High Clamp: FDM3120MX4Technologies: Side Swing: Side swing, side pull front derailleur decrease problems with tyre clearance and reduces cable friction. Designed specifically with modern trail bikes in mind, Shimano side swing technology front derailleurs increases tyre clearance, while cable routing resulting in the lightest shifting action yet. Wide Pivot Link: Wide pivot link design for greater torsional rigidity improves shifting response and service life.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.
Shimano M3120 Alivio Double Front DerailleurReady for on and off-road adventures, this versatility front mech offers crisp performance for 9 speed drivetrains. It features a side-swing side-pull design, which decreases problems with tyre clearance and also reduces cable friction. This makes it perfect for use with modern trail bikes as its side-swing technology results in the lightest shifting action yet. One final highlight is its wide pivot link delivers greater torsional rigidity, improves shifting response and offers a longer service life. Features: Carrier Material: Alloy Use: MTB Speed: 2x9 speed Swing: Side swing Cable Routing: Side pull Pivot Link: Wide pivot link Compatibility: For bike designs with 66-69 degree chainstay to seat tube angle Max Chainring: For double 36 tooth max chainring Chainline: For 51.8mm chainline Drivetrain Compatibility: Compatible with 9-speed drivetrains Single or Pair: SinglePart Numbers: Low Clamp Side Pull Low Clamp: FDM3120MBX4; Low Clamp Side Pull Direct Mount: FDM3120D4; E-Type Side Pull E-Type: FDM3120E4; High Clamp Side Pull High Clamp: FDM3120MX4Technologies: Side Swing: Side swing, side pull front derailleur decrease problems with tyre clearance and reduces cable friction. Designed specifically with modern trail bikes in mind, Shimano side swing technology front derailleurs increases tyre clearance, while cable routing resulting in the lightest shifting action yet. Wide Pivot Link: Wide pivot link design for greater torsional rigidity improves shifting response and service life.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.