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Microshift Advent X RD-M6205 Rear MTB Derailleur
  • £59.99

microSHIFT ADVENT X Rear Derailleur 10 SpeedWith a raceworthy weight and the right gearing for any situation, microSHIFT’s top-of-the-line ADVENT X rear derailleur delivers high-end performance without high-end headaches. By using a 10-speed chain and wide range 11-48t cassette with predictable, evenly spaced gear steps, ADVENT X allows you to find the right gear even in challenging conditions. Add in microSHIFT’s proprietary ratchet-and-pawl clutch, larger pulleys with taller teeth for better chain retention, and metric adjustment hardware, and you’ve got everything you want and nothing you don’t. Key Features: Compatible with ADVENT X 10-speed drivetrains only, Compatible with standard 10-speed chains, Ratchet-and-pawl clutch provides chain security and can be turned on and off with a switch, Metric adjustment hardware, Larger pulleys with taller teeth improve chain security and provide higher overall ride height, Aluminum cage,. Specification: Group: ADVENT X,Speed: 10 Speed, Cage Length: Medium Cage, Capacity: 41T, Clutch: Yes, Cage Material: Aluminium, Outer Link Material: Aluminium,Weight: 313g, Compatibility: ADVENT X.

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Shimano GRX RD-RX400 10 Speed Shadow+ Rear Derailleur
  • £59.99
  • RRP £64.99
  • Saving you £8

Instead of telling gravel riders what they needed, we asked them what they wanted. Shimano spent two years listening and countless hours speaking with gravel enthusiasts from all over the world. We took to dirt and gravel roads, narrow singletrack paths, creek crossings, and mountain passes to test ourselves and our notions of drop bar cycling. We pinned on race numbers and packed up bikepacking bags. We choked on dust and reveled in mud. And the result of all that riding and all those new friendships? First, Shimano’s Gravel Alliance and now, Shimano GRX, the world’s first dedicated gravel component series.Choice. Shimano’s new GRX line is all about choice. Shimano doesn’t want to pigeonhole the way you ride, or decide for you what the best solution is for your riding style. While we’ve long been fans of double chainring drivetrains, we also recognize the value of a single chainring system. With GRX, Shimano offers both, each with gearing options that allow you to tailor your drivetrain to suit your tastes.With two different derailleur cage lengths, Shimano GRX ensures stable shifting and chain retention across a wide range of gearing options. Looking for maximum range while maintaining road cassette progression? Go with GRX’s 800 series 2x11 RD-RX810 or Di2 RD- RX815 rear derailleurs, designed for close ratio clusters, with 48/31 chainrings and an 11-34 cassette. Paired with 700c x 40mm tires, it delivers a top gear similar to a road bike with 25mm tires and a 50 x 11 gear. And on the low end, with its 31 x 34 combination, you get a gear that early mountain bikers would envy. It is the lowest gear currently on offer for premium road drivetrains (aside from Shimano’s own GRX 2x10 30-36 offering), perfect for climbing loose, dirt and gravel surfaces.Want to drop some weight, simplify your shifting, and still maintain a versatile range? Consider the 1x11 GRX option with either Shimano’s 11-40 or 11-42 cassette and a 40 or 42-tooth equipped crankset, shifted by a RD-RX812 or Di2 RD-RX817 wide ratio rear derailleur. You’ll lose a little, absolute top speed, but still love the 1:1 low gear ratio. If you live in an area without sustained or steep climbs, you might love the smaller gear steps of that same 1x11 front chainring with an 11-34 cassette. Options abound.What about when the weather turns autumnal and you contract a case of cyclocross fever? GRX 1x11 can quickly transform from gravel fun to CX focused with the change of a cassette.No matter the option you select, GRX rear derailleur offerings feature Shimano’s SHADOW Plus chain stabilizer that can be turned on or off depending on conditions. SHADOW Plus revolutionized the mountain bike world and now it’s been tuned for gravel and rough road riding in GRX. With a quieter drivetrain, SHADOW Plus helps you engage with your surroundings and enjoy time outside.Today’s gravel riders demand more of their bikes and of themselves. Shimano GRX gives them the options they need to Explore Beyond, tailoring their drivetrains to suit their needs and exceed their expectations. We’ll see you out there!Designed for riding on rough roads, through gravel and mud, to be able to carry on in comfort, stress-free, to wherever you want, to allow you to achieve that unique sense of accomplishment. The first groupset designed for Gravel riding Explore beyond. Introducing SHIMANO GRX.Game-Changing Innovation.Even on the roads less travelled, our new GRX tech will keep things smooth, silent and safe – with you always in control.Designed from the ground up for gravel adventure.Mix and match components to customise your bike for a wide range of terrains – and ride the way you want!Key Features:Adjustable chain stabilizer prevents chain slapping and drops,Switch stabilizer ON/OFF to match the terrain,Gravel-tuned clutch tension,Maximum front T difference: 16T,Silent and uninterrupted rear shifting on rough terrain,Low sprocket: Max. 36T/Min. 30T,Total capacity: 41T,Smooth and reliable mixed surface shifting,Compatible with current 10s road DUAL CONTROL LEVER,Wide range front gearing,Top sprocket: Max. 11T/Min. 11T.

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Shimano BR-MT420 4-Piston Calliper Post Mount Front or Rear
  • £59.99

Key Features: Great value 4 piston brake calliper gives you plenty of power when you require it, For use with mineral oil which is non-corrosive and less hazardous than conventional hydraulic fluid, Shim-less mounting bracket allows for quick installation and set up, Compatible with post mount or international standard forks when used with adapters, To be used in conjunction with Shimano hydraulic brake levers, Can be used with 6-bolt or Centre Lock rotors, Easy and clean bleeding thanks to one way bleeding calliper, With D03S resin pads.

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Knog Cobber Big USB Rechargeable Rear Light
  • £59.99
  • RRP £78.99
  • Saving you £24

Big Cobber rear produces an incredible 330° of light, so you’ll be clearly seen from all angles. It’s brilliantly effective at attracting attention day and night, so if you’re after the safest commuter bike light around then look no further.Simple Button - Big Cobber is super simple to operate. A long press of the single button will turn the light on and off, and a short press will cycle through the modes. Cobber is 100% waterproof with an IP67 rating, and has a run time of up 120 hours.Super Bright - Packing 270 lumens, Big Cobber is seriously bright. Efficient Chip on Board (COB) LEDs provide maximum brightness level for up to 90% of the battery burn time. Big Cobber comes pre-programmed with 8 modes, plus it’s compatible with the ModeMaker app so you can customise your light modes.Mount With Ease - Cobber comes with a tool-less removable silicone straps for bars and seat posts 22 – 32mm+ diameter and a magnetic mount. A large strap is also provided that will fit tubes and head tube profiles with a circumference of up to 200mm. Cobber comes with a standard and Aero mount.Integrated USB Plug - No charging cable is required for your Cobber, its integrated USB plugs directly into USB ports. It has a charge time of 5.5 hours. When your Cobber is running low on battery, a red ring will light up around the button. This ring will turn green and then turn off once the Cobber is fully charged and ready to go.Key Features: Weight: 25g., Eyesaver mode., 330° visibility., Chip on board., Programmable modes., For day & night., Integrated USB rechargeable., 100% waterproof., Fits standard & aero handlebars (3 straps included).,. Mode Lumens Runtime Max Steady 160 2.0 hrs Flash 270 6.5 hrs Eco Flash 15 100 hrs

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SeaSucker Compact 4.5inch Vacuum Mount with Strap for Rear Wheels
  • £59.99

Sometimes the standard 6" Rear Wheel Strap that’s provided with the Talon, Mini Bomber or Bomber doesn’t fit in the space available on your car, so we offer a more compact version with our smaller 4.5" SeaSucker vacuum pad. The Compact Rear Wheel Strap does NOT have the cupped rear wheel housing that comes standard with the regular Rear Wheel Strap.

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Tru-Build 26" MTB Rear Disc Wheel Mach1 MX Disc Specific Rim 6 Bolt Disc Hub 8/9 Speed
  • £59.99
  • RRP £88.99
  • Saving you £33

Key Features:Rear wheel,MX Disc Specific rim in Black,Shimano 6 bolt Deore disc hub,8/9spd cassette,Black spokes.

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Tru-Build 700c Rear Track Wheel Mach1 Omega Rim
  • £59.99
  • RRP £82.99
  • Saving you £28

Key Features:Rear Track Wheel ,Mach 1 Omega Rim black ,Track rear hub, flip flop, nutted ,Black spokes.

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Box Four 8 Speed MTB Rear Derailleur - Black - X-Wide}, Black
  • £59.99

Box Four 8 Speed Rear DeraileurThis Box Four rear mech is the base of Prime 9 Technology, which offers an affordable clutch based 1 by 8 speed derailleur that is simple and light. This makes it an ideal candidate for every entry-level bike that traditionally has a 3 by drivetrain that is neither durable nor user friendly. This rear mech is suitable for road and off-road use and gives rider's fast and consistent operation on the most demanding of rides.FAQ:Are 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 Four Prime 9 Derailleur compatible with other 8 speed components? No, traditional 8 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 Four 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.Features: Material: Aluminium, Glass Fibre / Nylon Composite, Steel Limited Slip Clutch Bearing Pulleys Nylon Composite Knuckle Direct Channel Cable Stay Die-Cast Linkages Stamped Inner and Outer Cage Compatible with Standard Derailleur Hangers (Non Direct-Mount)Compatibility: Box Four 8 Speed Shifter Black Box Four 8 Speed 116 Link Chain Natural Box Four 8 Speed 11-42T Cassette Black Box Four 8 speed Wide/Narrow Chainring 104BCD 32T BlackWeight: 328gBuy Box Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Goodyear Newton MTR Enduro Tubeless Rear Tyre - Black - 27.5", Black
  • £59.99

Goodyear Newton Enduro Tubeless Rear MTB TyreThis mountain bike (MTB) tyre is designed for modern enduro racing and it's ready for the most demanding of course conditions. It features a Dynamic:Grip3 compound that uses triple3 density rubber to deliver balanced levels of grip and treadwear. Goodyear has also made this version specifically for your rear wheel with a rear tread pattern that focuses on acceleration and braking traction. Another highlight is its EN:Wall sidewall protection, which uses a Butyl insert to provide extra sidewall support while also protecting against cuts. In addition, its dual ply construction uses two layers of 120 TPI casing fabric to further enhance this model's enduro level protection and sidewall stiffness.Enduro Rear Tyre with Tubeless Complete DesignThe Newton MTR (Mountain Rear) is part of Goodyear's ultimate tyre package developed for gravity riding and racing. A tyre that is at its best bringing up the rear while sprinting out the start hut of your race run, as you attack those loose off camber sections, hold the line on rocky chutes and pinballing down rock sections. It features a Tubeless Complete design that offers the same benefits as tubeless-ready (TLR) technology, while also maintaining inflation pressure better than a traditional TLR tyre. This means you'll also enjoy the ability to run lower tyre pressures for increased stability, comfort and fewer chances of flats or punctures.Features: Compound: Dynamic:Grip3 Compound Sidewall Protection: EN:Wall Casing: 2-Ply, 120TPI Use: Enduro Type: Clincher Rear specific tread Tubeless Ready: Yes ETRTO: 27.5x2.4" Option: 61-584; 27.5x2.6" Option: 66-584; 29x2.4" Option: 61-622 Single or Pair: Single rear tyre Weight: 27.5x2.4" Option: 1180gTechnologies: Dynamic:Grip3 Compound: Rear specific featuring triple3 density rubber compounds where necessary to offer balanced levels of grip and treadwear. Dual Ply Construction: Two layers of 120 TPI casing fabric provide enduro level protection and sidewall stiffness. Rear Specific Tread: Designed to bring up the rear, focusing on acceleration and braking traction. EN:Wall Sidewall Protection: EN:Wall Butyl insert providing extra sidewall support while aiding cut resistance. Tubeless Complete: Goodyear Bicycle Tyres proprietary design that features all the benefits of a Tubeless Ready (TLR) tyre but will also better maintain inflation pressure than a traditional TLR tyre.Manufacturer's Part Numbers: GR.014.61.584.V004.R Black 2.4" 27.5" GR.014.66.584.V004.R Black 2.6" 27.5" GR.014.61.622.V004.R Black 2.4" 29"Buy Goodyear Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Goodyear Newton MTR Enduro Tubeless Rear Tyre - Black - 29", Black
  • £59.99

Goodyear Newton Enduro Tubeless Rear MTB TyreThis mountain bike (MTB) tyre is designed for modern enduro racing and it's ready for the most demanding of course conditions. It features a Dynamic:Grip3 compound that uses triple3 density rubber to deliver balanced levels of grip and treadwear. Goodyear has also made this version specifically for your rear wheel with a rear tread pattern that focuses on acceleration and braking traction. Another highlight is its EN:Wall sidewall protection, which uses a Butyl insert to provide extra sidewall support while also protecting against cuts. In addition, its dual ply construction uses two layers of 120 TPI casing fabric to further enhance this model's enduro level protection and sidewall stiffness.Enduro Rear Tyre with Tubeless Complete DesignThe Newton MTR (Mountain Rear) is part of Goodyear's ultimate tyre package developed for gravity riding and racing. A tyre that is at its best bringing up the rear while sprinting out the start hut of your race run, as you attack those loose off camber sections, hold the line on rocky chutes and pinballing down rock sections. It features a Tubeless Complete design that offers the same benefits as tubeless-ready (TLR) technology, while also maintaining inflation pressure better than a traditional TLR tyre. This means you'll also enjoy the ability to run lower tyre pressures for increased stability, comfort and fewer chances of flats or punctures.Features: Compound: Dynamic:Grip3 Compound Sidewall Protection: EN:Wall Casing: 2-Ply, 120TPI Use: Enduro Type: Clincher Rear specific tread Tubeless Ready: Yes ETRTO: 27.5x2.4" Option: 61-584; 27.5x2.6" Option: 66-584; 29x2.4" Option: 61-622 Single or Pair: Single rear tyre Weight: 27.5x2.4" Option: 1180gTechnologies: Dynamic:Grip3 Compound: Rear specific featuring triple3 density rubber compounds where necessary to offer balanced levels of grip and treadwear. Dual Ply Construction: Two layers of 120 TPI casing fabric provide enduro level protection and sidewall stiffness. Rear Specific Tread: Designed to bring up the rear, focusing on acceleration and braking traction. EN:Wall Sidewall Protection: EN:Wall Butyl insert providing extra sidewall support while aiding cut resistance. Tubeless Complete: Goodyear Bicycle Tyres proprietary design that features all the benefits of a Tubeless Ready (TLR) tyre but will also better maintain inflation pressure than a traditional TLR tyre.Manufacturer's Part Numbers: GR.014.61.584.V004.R Black 2.4" 27.5" GR.014.66.584.V004.R Black 2.6" 27.5" GR.014.61.622.V004.R Black 2.4" 29"Buy Goodyear Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano XT M8000 11 Speed Trigger Shifter - Black - Rear - I-Spec II}, Black
  • £59.99

Shimano XT M8000 11 Speed Trigger ShifterThis 11 Speed Trigger Shifter from Shimano features an ergonomically streamlined design that benefits from I-Spec II for horizontal and vertical positioning. Made with mountain bike riding in mind, this durable shifter is ready to tackle the toughest of trails. Features:Part No: SL-M8000-RRear Speed: 11-speedInstance Release: Yes2-Way Release: YesOptical Gear Display: Yes (only available with Bar mount version, not I-spec)Shift Cable Casing: Not includedShift Cable: Low friction shift cableUse: Mountain BikeWeight: 127gPlease Note: All I-Spec type mount shifters do not include the bolt and nut kit. I-Spec B is also not directly compatible with I-Spec A brake levers. For that, you will need the I-Spec B Bolt & Nut.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 XT M8000 11 Speed Trigger Shifter - Black - Rear - I-Spec B}, Black
  • £59.99

Shimano XT M8000 11 Speed Trigger ShifterThis 11 Speed Trigger Shifter from Shimano features an ergonomically streamlined design that benefits from I-Spec II for horizontal and vertical positioning. Made with mountain bike riding in mind, this durable shifter is ready to tackle the toughest of trails. Features:Part No: SL-M8000-RRear Speed: 11-speedInstance Release: Yes2-Way Release: YesOptical Gear Display: Yes (only available with Bar mount version, not I-spec)Shift Cable Casing: Not includedShift Cable: Low friction shift cableUse: Mountain BikeWeight: 127gPlease Note: All I-Spec type mount shifters do not include the bolt and nut kit. I-Spec B is also not directly compatible with I-Spec A brake levers. For that, you will need the I-Spec B Bolt & Nut.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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