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

SRAM PowerLock Chain Connector - Black - 10 Speed PowerLock}, Black
  • £3.75

SRAM PowerLock Chain ConnectorPowerLock chain joining links have been developed by SRAM as a simple, tool-free solution to joining up your SRAM chain. Whether you’re fitting a new chain in your workshop or making a quick repair at the road or trail-side, these chain links will get you back to riding in no time. Although no tools are required, these links can only be used once as once they’re closed, they’re closed for good.Reasons to Buy: Offers a simple and tool-free solution. Suitable for road or MTB use. Lightweight and durable.PowerLock Chain Connector 10-speedFeatures: Single use only (cannot be opened and closed again) No tools necessary to install From a long line of tough, light-weight chain engineering from SRAM Compatible Speed: 10-speed Chain Connector Type: PowerLock Colour: Black Chain Connector Finish: Black OxidePowerLock Chain Connector 12-SpeedFeatures: Single use only (cannot be opened and closed again) Compatible Speed: 12-speed Road Chain Connector Type: PowerLock Colour: Silver Chain Connector Finish: NickelSRAM Eagle PowerLockFeatures: Single use only (cannot be opened and closed again) Compatible Speed: 12-speed MTB Chain Connector Type: PowerLock Colour: Silver or Rainbow Chain Connector Finish: Nickel or BrassPowerlinkNormally, a chain is as strong as its weak link, but with a PowerLink chain joining link in your chain this rule does not apply. These links are every bit as strong as the rest of the chain’s links, plus you can open it again to make a repair or change your chain length. This can all be done without any tools, making these links the perfect choice for workshop, trail-side or road-side repairs.PowerLink Chain Connector 8-speedFeatures: Multi-use (can be opened and closed again) Compatible Speed: 8-speed Chain Connector Type: PowerLink Colour: Silver Chain Connector Finish: NickelPowerLink Chain Connector 9-speed Multi-use (can be opened and closed again) Compatible Speed: 9 speed Chain Connector Type: PowerLink Colour: Gold Chain Connector Finish: Brass*SRAM Chain Connectors Powerlink / Powerlock are sold as 1 linkBuy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Continental MTB 29er Tube - 42mm Valve
  • £3.79
  • RRP £7.49
  • Saving you £49

Continental MTB 29er Tube Tough and durable, this 29er mountain bike inner tube is made from Continental’s high-quality butyl rubber. It also has a removable core for faster tyre changes or if you wish to add puncture protecting sealant inside it. Features: Material: Butyl Tyre Compatibility: 29x1.75-2.5" Valve Core Removable: Yes Sold individually Weight: 225gBuy Continental Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hope Mountain Bike Flat Pedal Plain Bush
  • £3.85

Hope Mountain Bike Flat Pedal Plain BushEach Hope flat pedal is fully serviceable, running on 3 sealed cartridge bearings and a bush. Over time the bearings and the bush wear and need to be replaced to keep your pedals feeling fresh. This Flat Pedal Plain Bush is a genuine replacement part from Hope so you can be sure of a perfect fit. Features:Length: 20mmInternal Diameter: 10mmExternal Diameter: 12mmBuy Hope Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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FSA Unidirectional Carbon Headset Spacer - Black - 1.1/8", Black
  • £3.95

FSA Unidirectional Carbon Headset SpacerAn authentic FSA spacer, this carbon-made replacement or spare is a brilliant back up to keep your headset in peak condition. Features: Material:  Unidirectional Carbon Fibre Dimensions: 1 1/8" x 20mmBuy FSA Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Brand-X CNC Alloy Seatpost Shim - Black - 31.6 x 30.9}, Black
  • £3.99

Brand-X CNC Alloy Seatpost Shim Precision machined alloy Seatpost shim. Available in a wide range of sizes to adapt a 26.8mm or 27.2mm seatpost to fit a larger frame. 90mm length provides plenty of support within your frame. Buy Brand-X CNC Alloy Seatpost Shims from Chain Reaction Cycles, the world's largest online bicycle store.

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Brand-X CNC Alloy Seatpost Shim - Black - 31.6 x 27.2}, Black
  • £3.99

Brand-X CNC Alloy Seatpost Shim Precision machined alloy Seatpost shim. Available in a wide range of sizes to adapt a 26.8mm or 27.2mm seatpost to fit a larger frame. 90mm length provides plenty of support within your frame. Buy Brand-X CNC Alloy Seatpost Shims from Chain Reaction Cycles, the world's largest online bicycle store.

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Brand-X CNC Alloy Seatpost Shim - Black - 30.9 x 27.2}, Black
  • £3.99

Brand-X CNC Alloy Seatpost Shim Precision machined alloy Seatpost shim. Available in a wide range of sizes to adapt a 26.8mm or 27.2mm seatpost to fit a larger frame. 90mm length provides plenty of support within your frame. Buy Brand-X CNC Alloy Seatpost Shims from Chain Reaction Cycles, the world's largest online bicycle store.

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Deda Elementi D-Clip For Superzero Stem - Black - 31.7mm}, Black
  • £3.99

Deda Elementi D-Clip For Superzero StemAdd a little colour and improve your stem aerodynamics with the addition of the Deda Elementi D-Clip For Superzero Stem. A nylon insert specific for the Superzero stem, this clip is crafted from thermoplastic material and is extremely lightweight.The D-Clip only fits Deda Superzero stems.Features:Material: Thermoplastic materialHandlebar: 31,7 mmWeight 5gFinish: Black; RedCompatible with Deda Elementi Superzero stem onlyIncluded with all Superzero stemsBuy Deda Elementi from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Brand-X Headset Compression Device- Alloy Cap - Black - 1.1/8", Black
  • £3.99
  • RRP £5.99
  • Saving you £33

Brand-X Headset Compression Device- Alloy CapFeaturing a robust alloy top cap and body construction, this compression device offers excellent strength and durability. It is specifically engineered to compress your headset together safely and securely when using a carbon fork with a carbon steerer tube. Coming complete with a stainless steel bolt and weighing in at only 40g, this is a perfect choice for compressing your headset together.Features: Top Cap Material: Alloy Body Material: Alloy Bolt Material: Stainless Steel Fork Tube ID: 22 - 25.4mm Depth of Body: 18mm Weight: 40gManufacturer's Part Number: BXCOMPDEVALLOYCAP Black 1 1/8"Buy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Steel Headset Bearing - Silver - SB-A - 30mm}, Silver
  • £3.99
  • RRP £5.99
  • Saving you £33

Nukeproof Steel Headset BearingGenuine replacement headset cartridge bearing from Nukeproof.Features: SB-A-30mm: Replacement bearing for all 1 1/8th Nukeproof headsets (Top Cups: T1 & T3, Bottom Cups B1-B4) Fits Nukeproof 1 1/8” headset cups for 1 1/8” steerer SB-B-40mm-Pre 2015: Replacement bearing for 1.5” Nukeproof headsets (pre 2015) SB-B-40mm-2015 onwards: Replacement bearing for 1.5” Nukeproof headsets (2015 onwards, Bottom Cup B5 - B8) Fits Nukeproof 1.5” headset cups for 1.5” steererSpecifications: SB-A - 30mm: 41.0 x 45 x 45 SB-B - 40mm - Pre 2015: 51.8 x 36 x 45 SB-B - 40mm - 2015 Onwards: 51.8 x 45 x 45Buy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Reducer Crown Race (1.5" to 1.1-8") - Black - CR-C - 2015 Onwards}, Black
  • £3.99

Nukeproof Reducer Crown Race (1.5" to 1.1/8") Genuine replacement Nukeproof Reducer Crown Race. Buy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Reducer Crown Race (1.5" to 1.1-8") - Black - CR-C - Pre 2015}, Black
  • £3.99

Nukeproof Reducer Crown Race (1.5" to 1.1/8") Genuine replacement Nukeproof Reducer Crown Race. Buy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Headset Top Cap and Star Nut - Up To 11 - 1.1/8", Up To 11
  • £3.99

Nukeproof Headset Top Cap and Star NutThis genuine replacement top cap and star nut set will look great on any bike. As Nukeproof components and accessories are designed and built to withstand the harshest of riding conditions, this headset accessory is guaranteed to perform at the highest level.Click here to view how to change and fit your Nukeproof Top Cap.Features: Material: AlloyBuy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Headset Top Cap and Star Nut - Flat Pedals Win Medals - 1.1/8", Flat Pedals Win Medals
  • £3.99

Nukeproof Headset Top Cap and Star NutThis genuine replacement top cap and star nut set will look great on any bike. As Nukeproof components and accessories are designed and built to withstand the harshest of riding conditions, this headset accessory is guaranteed to perform at the highest level.Click here to view how to change and fit your Nukeproof Top Cap.Features: Material: AlloyBuy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Headset Top Cap and Star Nut - Its An Attitude - 1.1/8", Its An Attitude
  • £3.99

Nukeproof Headset Top Cap and Star NutThis genuine replacement top cap and star nut set will look great on any bike. As Nukeproof components and accessories are designed and built to withstand the harshest of riding conditions, this headset accessory is guaranteed to perform at the highest level.Click here to view how to change and fit your Nukeproof Top Cap.Features: Material: AlloyBuy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Headset Top Cap and Star Nut - Skull - 1.1/8", Skull
  • £3.99

Nukeproof Headset Top Cap and Star NutThis genuine replacement top cap and star nut set will look great on any bike. As Nukeproof components and accessories are designed and built to withstand the harshest of riding conditions, this headset accessory is guaranteed to perform at the highest level.Click here to view how to change and fit your Nukeproof Top Cap.Features: Material: AlloyBuy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Brand-X Pedal Toe Straps - Black, Black
  • £3.99

Brand-X Pedal Toe StrapsQuality Nylon Toe Straps with metal fastener, offering great value for money and performance at a price point. Features: Length: 400mm Material: Nylon Strap Colour: BlackBuy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Sixpack Racing Icon Flat Mountain Bike Pedal Axle - Left CrMoly Axle}
  • £3.99
  • RRP £10.99
  • Saving you £64

Sixpack Racing Icon Flat Mountain Bike Pedal AxleKeep your pedals in top condition with Sixpack Racing's Icon Axle Spares. This is a genuine Sixpack Racing replacement CrMo axle for its Icon pedals.Features: Material: CrMo Compatibility: Icon pedals Left and right specificBuy Sixpack Racing Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof MTB Flat Pedal Axle Nut Removal Tool - Silver, Silver
  • £3.99

Nukeproof MTB Flat Pedal Axle Nut Removal ToolThis axle nut tool allows you to remove and tighten the M6 axle nut in your Nukeproof pedals.Features: High-Quality Nukeproof Tool Compatible with all Nukeproof pedalsBuy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Brand-X Sealed Bearing (6903 RS) - Silver - 6903 RS}, Silver
  • £3.99

Brand-X Sealed Bearing (6903 RS)High quality replacement sealed cartridge bearing with 1x rubber seals to keep them running smooth. Precision engineered from SUJ2 Steel for high strength and durability.Features:Size: 17 x 30 x 7mmBuy Brand-X Spares from Chain Reaction Cycles, the World's Largest Online Bike Store.

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