Chain Reaction UK

Chain Reaction UK Rating
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About Chain Reaction UK
Chain Reaction Cycles (CRC) are based in Doagh, in Northern Ireland, originally started out as Ballynure Cycles in 1984 and changing their name after a move to a new shop in 1989. In 2011 they opened a 10,000sq ft standalone retail store in Belfast, Northern Ireland. By 2013 they had become the largest online bike shop in the world!

CRC exists to deliver a world class shopping experience to cyclists around the globe, offering the lowest prices on everything you need to feed your cycling habit, and delivering directly to you with no fuss.
Brands listed for Chain Reaction UK
We currently have 421 different brands listed for Chain Reaction UK in our database

Number of Products Listed for Chain Reaction UK

We currently have 41186 products listed for Chain Reaction UK, that's 41186 opportunities for you to save money!

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Chain Reaction UK have 41186 products listed

LifeLine Aero Race Number Holder - Black - One Size}, Black
  • £6.99

LifeLine Aero Race Number HolderAttach your race number to your aero seatpost with ease and style with this LifeLine Aero Race Number Holder.Aero Race Number HolderKeep your racing bike clean and aerodynamic lines as LifeLine's Aero Race Number Holder with adjustable legs fits neatly on your aero seatpost. Manufactured with an aluminium clamp, rubber O-rings to fit securely around the seatpost, as well as bolts for fast and easy installation, LifeLine's Aero Race Number Holder also comes with additional rubber protection for extra grip and to avoid damage to your seatpost. Perfect for the racing cyclist and the gran fondo enthusiast.Features:Aluminium race number clamp for installation around the seatpostAdjustable clamping arms allow fitment to all aero seatpost profilesRubber O-rings securely fit around the seatpostBolts included for fast and easy installationRubber protection inside for extra grip and to prevent seatpost damagePlastic backplateBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Flat Peak Cap - NKP - black-blue, black-blue
  • £6.99
  • RRP £20.00
  • Saving you £65

Nukeproof Flat Peak Cap - NKPThanks to the snap closure adjustment, the Nukeproof Outland Flat Peak Cap can fit pretty much any head size.Fully designed and developed by the Nukeproof team in Belfast, they use the highest quality fabrics, great MTB inspired cut/fit and have features they wanted out of their ride apparel.Features:Materials: 100% CottonAdjustable Snap closureNukeproof Branded trim and GraphicsBuy Nukeproof Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Flat Peak Cap - RADIATION - Blue-Brown, Blue-Brown
  • £6.99
  • RRP £20.00
  • Saving you £65

Nukeproof Flat Peak Cap - RADIATIONThanks to the snap closure adjustment, the Nukeproof Outland Flat Peak Cap can fit pretty much any head size.Fully designed and developed by the Nukeproof team in Belfast, they use the highest quality fabrics, great MTB inspired cut/fit and have features they wanted out of their ride apparel.Features:Materials: 100% CottonAdjustable Snap closureNukeproof Branded trim and GraphicsBuy Nukeproof Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Schwalbe Mountain Bike Inner Tube - 1.0 - 1.5"
  • £6.99
  • RRP £7.99
  • Saving you £13

Schwalbe Mountain Bike Inner TubeMade from Schwalbe’s unique rubber mixture, this tough Mountain Bike (MTB) Inner Tube is ready for the harshest off-road trails. Its high-quality construction ensures air loss is kept to a minimum, so you can quickly grab your bike and go, without having to inflate your tyres each time. To ensure this airtightness is assured on every tube, each model is checked twice at Schwalbe’s Factory before it reaches you.Features: Valve Type: Separate Presta and Schrader option Valve Length: 40mm Valve Core Removeable: Yes Less air loss means having to inflate less A unique rubber mixture provides a reliable tubeEach tube is individually examined twice at the factory to ensure airtightnessBuy Schwalbe Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Lezyne Nylon Pressure Drive Pump Bracket Mount - Black - Compatible with Alloy Drive}, Black
  • £6.99

Lezyne Nylon Bracket Mount Replacement nylon bracket mount to suit Pressure or Alloy Drive.Buy Lezyne Accessoriesfrom Chain Reaction Cycles, the World's Largest Online Bike Store.

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Lezyne Nylon Pressure Drive Pump Bracket Mount - Black - Compatible with Pressure Drive}, Black
  • £6.99

Lezyne Nylon Bracket Mount Replacement nylon bracket mount to suit Pressure or Alloy Drive.Buy Lezyne Accessoriesfrom Chain Reaction Cycles, the World's Largest Online Bike Store.

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Lezyne Metal Tyre Puncture Patch Repair Kit - Silver, Silver
  • £6.99

Lezyne Metal Patch KitGenuine Lezyne Metal Patch Kit.• Six glueless patches • Emergency adhesive tyre boot • Stainless steel tube scuffer • Waterproof aluminium container• Size - 35mm x 9.5mm x 75mmBuy Lezyne Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Lezyne Metal Tyre Puncture Patch Repair Kit - Red, Red
  • £6.99

Lezyne Metal Patch KitGenuine Lezyne Metal Patch Kit.• Six glueless patches • Emergency adhesive tyre boot • Stainless steel tube scuffer • Waterproof aluminium container• Size - 35mm x 9.5mm x 75mmBuy Lezyne Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Spank Hex Rear Hub Adapter - Black - 10 x 135mm}, Black
  • £6.99
  • RRP £17.99
  • Saving you £61

Spank Hex Rear Hub AdapterDesigned for simple installation, the Spank Hex Rear Hub Adapter allows you to easily convert Spank Hex front hub. This rear hub adaptor is ideal for riders who want to change their rear axle setup. Available in various axle sizes to choose from.Features: Use: MTB Compatibility: Spank Hex rear hubs Easy to useBuy Spank Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Spank Hex MTB Rear Hub Axle Shaft - Black - 135-142mm}, Black
  • £6.99
  • RRP £17.99
  • Saving you £61

Spank Hex Rear Hub Axle ShaftThis axle shift is specifically developed for replacing the original one that came with your Spank Hex rear hub. This axle shaft features a hard-wearing alloy construction, which makes it perfect at handling all the abuse that comes with blasting across the mountain bike trails at speed. Designed as a direct replacement for your worn out or damaged existing Spank Hex axle shaft, this model breathes new life back into your rear hub.Features: Material: Alloy Compatibility: Spank Hex rear hubs Weight: 27gBuy Spank Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Spank Hex MTB Rear Hub Axle Shaft - Black - 150-157mm}, Black
  • £6.99
  • RRP £17.99
  • Saving you £61

Spank Hex Rear Hub Axle ShaftThis axle shift is specifically developed for replacing the original one that came with your Spank Hex rear hub. This axle shaft features a hard-wearing alloy construction, which makes it perfect at handling all the abuse that comes with blasting across the mountain bike trails at speed. Designed as a direct replacement for your worn out or damaged existing Spank Hex axle shaft, this model breathes new life back into your rear hub.Features: Material: Alloy Compatibility: Spank Hex rear hubs Weight: 27gBuy Spank Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Spank Hex Front Gravel and MTB Hub Adapter - Black - 15 x 100-110mm, Black
  • £6.99
  • RRP £17.99
  • Saving you £61

Spank Hex Front Hub AdapterEngineered for simple installation, this front hub adapter allows you to easily convert your Spank Hex front hub. Perfect for riders who want to change their front axle setup. Available in various axle sizes to choose from.Features: Use: MTB Compatibility: Spank Hex front hubs Easy to useBuy Spank Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Spank Hex Front Gravel and MTB Hub Adapter - Black - 20 x 110mm, Black
  • £6.99
  • RRP £17.99
  • Saving you £61

Spank Hex Front Hub AdapterEngineered for simple installation, this front hub adapter allows you to easily convert your Spank Hex front hub. Perfect for riders who want to change their front axle setup. Available in various axle sizes to choose from.Features: Use: MTB Compatibility: Spank Hex front hubs Easy to useBuy Spank Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Spank SPOON Flat Mountain Bike Pedal Axle Kit - 90 Pedal Axle Kit}
  • £6.99
  • RRP £36.99
  • Saving you £81

Spank SPOON Flat Mountain Bike Pedal Axle KitThis Spank pedal axle kit has everything you need to get your Spank Spoon pedals running smooth and wobble free again. The rigors of mountain biking can be hard on your pedals, especially due to the occasional rock strike and stresses of landing jumps and drops, this axle kit will bring them back to life.Features: Genuine Spank industries product Compatible with Spank Spoon models 2015 onwards 2x Cap and O-rings 2x Locknut 2x Sealed Bearings  2x 10mm IGUS Bushings 2x Green Friction Seals  2x 0.5mm Stainless Washers 2x Spoon AxlesBuy Spank Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Michelin A1 AirComp Ultralight Road Bike Tube - 40mm Valve
  • £6.99
  • RRP £10.99
  • Saving you £36

Michelin A1 AirComp Ultralight Road Bike TubeDon't let unnecessary weight be your downfall, these incredibly lightweight Road Bike Tubes from Michelin weigh in at only 70g (in the A1 version) offering an added advantage on race day. Suitable for professional and amateur cyclists, help prevent unwanted weight from impacting on your performance.   Features:Lightweight Michelin qualityWheel Size/Width: 700c/18-25cClincher: YesValve Type: PrestaAvailable with Presta Valves Lengths: 40mm, 52mm, 60mmWeight: 70gBuy Michelin Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Michelin C4 AirStop Butyl Bike Inner Tube - 34mm
  • £6.99

Michelin C4 AirStop Butyl Bike Inner TubeThe Airstop Butyl tube is an economical long-lasting inner tube with good puncture resistance. Michelin has given it a 0.9mm wall thickness for optimum puncture protection and the butyl rubber provides better resistance to friction caused by spoke nipples and damaged rim tape.Features: Size: 26" x 1.5-2.5" Tyre Compatibility: 26" hybrid and mountain bike (MTB) tyres Width ETRTO: 37/62 Diameter ETRTO: 559 Valve Length: Presta:40mm; Schrader: 34mm Valve Core Removeable: Yes Weight: Presta: 196g; Schrader: 202gBuy Michelin Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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BBB BCB-94 HydroGuide Cable Guide Stickers - Black - 3 Piece Set}, Black
  • £6.99
  • RRP £8.95
  • Saving you £22

BBB BCB-94 HydroGuide Cable Guide StickersThis three-piece set of stick-on cable guides provides you with a simple solution to tidying up your ride's appearance. Easy to install, these come with a 3M adhesive which allows you to stick them to your bike for more effective cable management. Features: Use: MTB 3M adhesiveBuy BBB Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Topeak Rescue Box Puncture Repair Kit - Black, Black
  • £6.99

Topeak Rescue Box A professional glueless patch kit enclosed in a compact aluminum, water resistant case. Robust case features a clip-in compartment for removable chain link and pins and includes 6 FlyPaper glueless patches. Keep your repair items organized and ready to go. *Chain pins and links are not included* Features: Material: Aluminum/Engineering Grade Plastic Weight: 18g/0.63oz Size: 6 x 3.6 x 1.2cm/2.4” x 1.4” x 0.5” 6 Glueless Patches 1 Tube Buffer Compartment For Two Chain Links & PinsBuy Topeak Tools from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Topeak Dualside Bike Bottle Cage (Ex) - Grey - White - Green, Grey - White - Green
  • £6.99
  • RRP £12.99
  • Saving you £46

Topeak Dualside Bike Bottle Cage (Ex)This Topeak Dualside Cage Ex can be mounted to easily grab your bottle from either side and provides extra gripping power through the toughest conditions. Equally ideal for smaller sized frames where bottle access can be challenging.Features:Material: Engineering grade PlasticLightDurableSecureEasy accessDimensions: 14x8.4x8cm/5.8x3.3x3.1"Weight: 50gBuy Topeak Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Topeak Modula Adjustable Bike Bottle Cage 2 - Black - Silver, Black - Silver
  • £6.99
  • RRP £11.99
  • Saving you £42

Topeak Modula Adjustable Bottle Cage 2Innovative diameter adjustment system makes adapting the Modula Cage from traditional cycling water bottle sizes to store bought bottled water containers quick and simple… just push a button and slide to fit. Constructed of engineering-grade plastic and aluminium.Features:Material: Aluminium/ Engineering Grade PlasticSize (L x W x H): 8.6 x 7.6 x 15.8cm/3.4” x 3.0” x 6.2”Weight: 72g/2.53oz Buy Topeak Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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