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 Performance Big Dial Track Pump - Grey, Grey
  • £19.99
  • RRP £29.99
  • Saving you £33

LifeLine Performance Big Dial Track PumpThis high-quality track pump provides fast and simple tyre inflation with a maximum pressure of 160psi. Featuring a sturdy steel base for improved stability and a durable steel barrel, so you can pump efficiently. Ideal for use at home or keeping in the boot of your car, it also includes a large and easy to read top mounted pressure gauge.  Features: Material:Barrel: Steel; Base: Steel Max PSI: 160 PSI 2.5” top mounted gauge for easy reading Ergonomic 2 tone handle Brushed Anthracite finish Twin valve thumb lock lever valve head Presta and Schrader valve compatibleBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Blank Niner XL BMX Handlebar - Chrome - 22.2mm, Chrome
  • £19.99
  • RRP £29.99
  • Saving you £33

Blank Niner XL BMX HandlebarRenowned for their quality and value for money, Blank has introduced an XL version to their BMX handlebar range - the Niner XL BMX Bars. Made from 100% 4130 CrMo, this bar is super strong and will soak up all of the punishment you'll want to put it through. Features:Material: 100% 4130 CrMoBar width: 30"Rise: 9.5°Upsweep: 2°Backsweep: 10°Weight: TBABuy Blank Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Blank Niner XL BMX Handlebar - Gloss Black - 22.2mm, Gloss Black
  • £19.99
  • RRP £29.99
  • Saving you £33

Blank Niner XL BMX HandlebarRenowned for their quality and value for money, Blank has introduced an XL version to their BMX handlebar range - the Niner XL BMX Bars. Made from 100% 4130 CrMo, this bar is super strong and will soak up all of the punishment you'll want to put it through. Features:Material: 100% 4130 CrMoBar width: 30"Rise: 9.5°Upsweep: 2°Backsweep: 10°Weight: TBABuy Blank Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hope Seat Clamp - Red - 31.8mm}, Red
  • £19.99
  • RRP £22.00
  • Saving you £9

Hope Seat ClampNow adopting a revised design, this Hope seatpost clamp can be used as either a bolted collar or a quick release type (please note a QR skewer is not included, this must be sourced separately). Available in a range of colours and weighing a mere 52g, it's an ideal lightweight and durable upgrade for your mountain bike or road bike.Reasons to Buy: Revised design. Lightweight.Durable upgrade for your road or mountain bike.Features: Material: CNC Machined 2014 Aluminium Finish: Anodised Clamp Diameter: Available in a range of sizes Stack Height: 17mm Please Note: The bolt up type does not come with a QR, and vice versa Weight: 52gBuy Hope Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Park Tool Pizza Tool PZT-2 - Blue - Blue - Silver}, Blue
  • £19.99
  • RRP £26.99
  • Saving you £26

Park Tool Big Wheel Pizza Tool II PZT2What’s better than pizza after a good day of wrenching or riding? An update of one of the all-time greats, the PZT-2 Pizza Tool is bigger (for better hand position), better (super sharp, large diameter stainless steel cutting wheel cuts through even the toughest terrain), and stronger!Amaze your friends, show off to your in-laws. It’s a bicycle…it’s a pizza cutter!Buy Park Tool Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hiplok JAW Wall Mounted Bike Rack - Black - Suitable For Any Bike Type}, Black
  • £19.99

Hiplok JAW Wall Mounted Bike RackThe Hiplok JAW is a durable, compact and secure wall-mounted bike rack that stores your bike in a horizontal or vertical position. Suitable for all bike designs, styles and types, this strong, dependable and adjustable wall-mount is engineered to be versatile and reliable for all bike storage requirements.Versatile, Adjustable and Durable Wall Mounted Bike RackUnique fully adjustable design fits all popular bicycle types and sizes and is a “one size fits all” efficient bicycle storage solution. This compact wall mounted bike rack is ideal for storing bicycles in a horizontal or vertical position. Easy to Install and UseThe JAW is easy to fit (fixings included) and be installed at different heights to suit bike types and storage requirements. If you require basic security, JAW is designed to be used with Z LOK. Features: Wall Mounted Bike Rack Unique fully adjustable design fits all popular bike types Fits tyre sizes 20mm - 75mm Easy Install with 4 x wall fixings included Suitable for Indoor and Outdoor Use Suitable For Any Bike Type Compatible with Z LOK or Z LOK COMBO Jaw Width: 20-75mm Hiplok Lifetime WarrantyBuy Hiplok Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano Altus M2010 9 Speed Shifter - Black - Right Hand}, Black
  • £19.99
  • RRP £24.99
  • Saving you £20

Shimano Altus M2010 9 Speed ShifterFor reliable mountain bike shifting, Shimano's Altus SL-M2010-R Rapidfire shift lever is suited to quick shifting, giving riders the ability to downshift three gears in one stroke.OptislickOptislick cables feature a minimal and uniform electrically coated layer that improves cable routing efficiency and provides excellent corrosion resistance.Rapidfire PlusMountain bikers have used Rapidfire Plus since 1985. Rapidfire Plus is still a winning choice from a wide range of riders from XC racers to freeriders. Rapidfire Plus is suited to quick shifting, giving riders the ability to downshift three gears in one stroke. Rapidfire Plus shifters from Deore to XTR all feature 2way-Release, which means release shifts by a pull of the index finger or push of the thumb.Optical Gear DisplayThe Optical Gear Display tells you which gear position is selected while riding your bike. You can see how many gears you can select either on the low side or top side, which makes shifting control easier.Features: Use: Mountain Bike (MTB) Speed: 9 speed Mount Type: Clamp Band Max Multiple Shift: 3 Optical Gear Display: Yes Recommended Shifting Lever Outer Casing: OT-SP41 Shift Lever Cable Adjust: Yes Shifter Type: Rapidfire Plus Compatible with I-SPEC EV Brake Lever: Yes Single or Pair: SingleTechnologies: - Light shifting operation, wider compatibility, and suitable for internal cable routing. - Slim main lever body. - Rapidfire Plus - Optislick for smooth shifting performance. - Mega 9 Lite close-ratio gearing. - Streamlined cockpit experience. - Gear display positioned below the handlebar. - Numbered gear display indicates gear position at a glance. - Optical Gear Display.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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Vitus Bolt Thru Axle - Black - 12/142/160mm, Black
  • £19.99

Vitus Bolt Thru AxleThis replacement thru-axle is specifically designed for use on Vitus bikes that use a 12mm thru-axle standard. Perfect for replacing your old axle, this model is a durable and dependable choice of upgrade for your Vitus bike. Please cross reference the dimensions of the axle etched onto your existing axle and ensure you choose the correct length specification. Features: Replacement 12mm Thru Axle for Vitus bikes Genuine Vitus spare partBuy Vitus Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vitus Bolt Thru Axle - Black - 12/142/172mm, Black
  • £19.99

Vitus Bolt Thru AxleThis replacement thru-axle is specifically designed for use on Vitus bikes that use a 12mm thru-axle standard. Perfect for replacing your old axle, this model is a durable and dependable choice of upgrade for your Vitus bike. Please cross reference the dimensions of the axle etched onto your existing axle and ensure you choose the correct length specification. Features: Replacement 12mm Thru Axle for Vitus bikes Genuine Vitus spare partBuy Vitus Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Defeet Evo Classique Socks SS19 - White - XL}, White
  • £19.99
  • RRP £24.99
  • Saving you £20

DeFeet Evo Classique SocksPutting comfort first on every ride out, the DeFeet Evo Classique Socks are astonishingly lightweight, with a whole heap of breathability cooling and wicking sweat away from the skin. Light compression helps to keep fatigue at bay on longer rides, and the no-feel toe seams helps to prevent chafing too for the complete package.Features:Material: 50% Nylon, 39% Polyester, 11% LycraDeveloped with comfort in mind for tough roads and long days on the bikeThin, lightweight, and compressive for support and secure fit on the footBreathable and moisture wicking, designed to dry fast inside securely fitted cycling shoesNo feel toe seamMachine wash cold, tumble dry low. No bleach, softeners or harsh detergents.Buy DeFeet Clothing from Chain Reaction Cycles. The World's Largest Online Bike Store.

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SRAM Rival Brake Pads - Black, Black
  • £19.99
  • RRP £43.00
  • Saving you £54

SRAM Rival Brake PadsSRAM Rival Brake Pads are ideal for when the time comes to replace the pads on your SRAM Rival calipers. They feature a standard compound that's designed for use on alloy rims and perform well in wet and dry conditions. Features: Pads wear evenly and maximise caliper braking power Simple to replace Includes two pads and holdersBuy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vitus Bolt Thru Axle - Black - 12/100/123mm, Black
  • £19.99

Vitus Bolt Thru AxleThis replacement thru-axle is specifically designed for use on Vitus bikes that use a 12mm thru-axle standard. Perfect for replacing your old axle, this model is a durable and dependable choice of upgrade for your Vitus bike. Please cross reference the dimensions of the axle etched onto your existing axle and ensure you choose the correct length specification. Features: Replacement 12mm Thru Axle for Vitus bikes Genuine Vitus spare partBuy Vitus Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Defeet Evo Classique Socks SS19 - White - S}, White
  • £19.99
  • RRP £24.99
  • Saving you £20

DeFeet Evo Classique SocksPutting comfort first on every ride out, the DeFeet Evo Classique Socks are astonishingly lightweight, with a whole heap of breathability cooling and wicking sweat away from the skin. Light compression helps to keep fatigue at bay on longer rides, and the no-feel toe seams helps to prevent chafing too for the complete package.Features:Material: 50% Nylon, 39% Polyester, 11% LycraDeveloped with comfort in mind for tough roads and long days on the bikeThin, lightweight, and compressive for support and secure fit on the footBreathable and moisture wicking, designed to dry fast inside securely fitted cycling shoesNo feel toe seamMachine wash cold, tumble dry low. No bleach, softeners or harsh detergents.Buy DeFeet Clothing from Chain Reaction Cycles. The World's Largest Online Bike Store.

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Gloworm QR Bar Mount - Black - 31.8mm}, Black
  • £19.99
  • RRP £22.99
  • Saving you £13

Gloworm QR Bar Mount 35 (G1.0/G2.0)The QR Bar Mount from Gloworm is a quick release mount to attach Gloworm G1.0 and G2.0 lights to your bike handlebars.Compatible with all Gloworm Lights, the new Carbon Nylon Quick Release (QR) Bar Mount will have your light sitting directly in front of the stem. Its super strong design will hold your Gloworm light in the perfect position while taking up little room on your bar. The mount itself is only 10mm wide and weighs a mere 17 grams! 35mm version shipped with adapter for 31.8mm bars Features: Made from Carbon Composite Nylon Strong, light, and shock absorbing Available in two sizes to suit 31.8mm or 35mm handlebars QR bar mount designed to fit all Gloworm Lights (G1.0 and G2.0)Buy Gloworm Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vitus Bolt Thru Axle - Black - 12/100/127mm, Black
  • £19.99

Vitus Bolt Thru AxleThis replacement thru-axle is specifically designed for use on Vitus bikes that use a 12mm thru-axle standard. Perfect for replacing your old axle, this model is a durable and dependable choice of upgrade for your Vitus bike. Please cross reference the dimensions of the axle etched onto your existing axle and ensure you choose the correct length specification. Features: Replacement 12mm Thru Axle for Vitus bikes Genuine Vitus spare partBuy Vitus Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Colnago Dot Handlebar Tape - Black - White, Black - White
  • £19.99
  • RRP £24.95
  • Saving you £20

Colnago Dot Handlebar TapeThe Dot Handlebar Tape from Colnago is made from durable synthetic materials and features a matte finish for exceptional grip and comfort when cycling. It benefits from a two-tone design and is incredibly lightweight at only 70g, it also comes with bar end plugs included. Features:Material: SyntheticFinish: Matte texturedUse: RoadSingle or Pair: PairGel or Tape: TapeBar Ends Included: YesWeight: 70g (approx.)Manufacturer Part NumbersBlack - Light Blue: 1NSM.CLN.DOT.000.BKLBBlack - Green: 1NSM.CLN.DOT.000.BKGRBlack - Black: 1NSM.CLN.DOT.000.BKBKBlack - Red: 1NSM.CLN.DOT.000.BKRDBlack - Orange: 1NSM.CLN.DOT.000.BKORBlack - Grey: 1NSM.CLN.DOT.000.BKANBlack - White: 1NSM.CLN.DOT.000.BKWHBuy Colnago Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Tru-Tension Cycle Clean And Lube Kit - Clear - 3 Piece Kit}, Clear
  • £19.99

Tru-Tension Cycle Clean And Lube KitThe Cycle Clean And Lube Kit Bundle from Tru-Tension offers exceptional products for cleaning and lubricating your bike. This kit also includes an All-Weather lube that improves gear-shifting performance when riding in all weather conditions.The Gel Bike Cleaner and Drivetrain Cleaner work in unison to remove all traces of dirt and grime, leaving your bike looking as good and performing as great as when new and is then ready for a new application of lubricant. The All-Weather Lube provides long-lasting protection, it seeps deep into chain links and ensures your drivetrain shifts with the utmost efficiency no matter how demanding the conditions. In the Box: Tru-Tension Gel Bike Cleaner Tru-Tension Drivetrain Cleaner Tru-Tension All Weather LubeFeatures: Improves performance Prolonged cassette life Increases chain life Repels dirt Smoother rideBuy Tru-Tension Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Horizon Bottom Headset Cup - Silver - EX49-40 - B7}, Silver
  • £19.99
  • RRP £24.99
  • Saving you £20

Nukeproof Horizon Bottom Headset CupNukeproof's headsets feature titanium-coated race bearings with stainless steel balls. The titanium coating has been applied using a method called 'Physical Vapour Deposition,' (PVD) which helps to improve durability and overall structure and density of the bearings. Incredibly fine, this coating is only 0.000118” thick and won't be damaged with wear or tear or corrode, thanks to the molecular bond from the PVD method. Whatsmore the race bearings have been ABEC 5 certified, making it the ideal addition.These bearings have been designed for use in the harshest weathers and have gone through various tests by the Nukeproof team during development so they are 100% confident in their performance. To back this up Nukeproof are offering a 5-year warranty on these headsets so you can be reassured your purchase will be a good one. All models feature a super tough black hard anodised finish, with laser-etched graphics.Click here to view and download our Nukeproof Headset Technical ManualFeatures:  Headset Type: Specific Bottom Cup  Bearings: Replaceable, angular contact type  Graphics: Laser-etched  Crown Race: Split Alloy  Finish: Hard Anodised  Options: Internal and external  Includes: Crown race, top cap and bolt supplied (Reducer crown race for 1.5" 1 1/8" sold separately)                                                                                                                                  Model Headtube Internal Diameter Steerer Black 1.1/8" EX34-30 - B1 34mm 1 1/8" Black 1.1/8" EX44-30 - B5 44mm 1.5" Black 1.5" EX49-40 - B7 49mm 1.5" Black 1.5" ZS56-40 - B8 56mm 1.5"  Buy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vitus Bolt Thru Axle - Black - 12/100/130mm, Black
  • £19.99

Vitus Bolt Thru AxleThis replacement thru-axle is specifically designed for use on Vitus bikes that use a 12mm thru-axle standard. Perfect for replacing your old axle, this model is a durable and dependable choice of upgrade for your Vitus bike. Please cross reference the dimensions of the axle etched onto your existing axle and ensure you choose the correct length specification. Features: Replacement 12mm Thru Axle for Vitus bikes Genuine Vitus spare partBuy Vitus Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Horizon Bottom Headset Cup - Silver - EX34-30 - B1}, Silver
  • £19.99
  • RRP £24.99
  • Saving you £20

Nukeproof Horizon Bottom Headset CupNukeproof's headsets feature titanium-coated race bearings with stainless steel balls. The titanium coating has been applied using a method called 'Physical Vapour Deposition,' (PVD) which helps to improve durability and overall structure and density of the bearings. Incredibly fine, this coating is only 0.000118” thick and won't be damaged with wear or tear or corrode, thanks to the molecular bond from the PVD method. Whatsmore the race bearings have been ABEC 5 certified, making it the ideal addition.These bearings have been designed for use in the harshest weathers and have gone through various tests by the Nukeproof team during development so they are 100% confident in their performance. To back this up Nukeproof are offering a 5-year warranty on these headsets so you can be reassured your purchase will be a good one. All models feature a super tough black hard anodised finish, with laser-etched graphics.Click here to view and download our Nukeproof Headset Technical ManualFeatures:  Headset Type: Specific Bottom Cup  Bearings: Replaceable, angular contact type  Graphics: Laser-etched  Crown Race: Split Alloy  Finish: Hard Anodised  Options: Internal and external  Includes: Crown race, top cap and bolt supplied (Reducer crown race for 1.5" 1 1/8" sold separately)                                                                                                                                  Model Headtube Internal Diameter Steerer Black 1.1/8" EX34-30 - B1 34mm 1 1/8" Black 1.1/8" EX44-30 - B5 44mm 1.5" Black 1.5" EX49-40 - B7 49mm 1.5" Black 1.5" ZS56-40 - B8 56mm 1.5"  Buy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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