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

Cinelli Milano Road Bar End Plugs - Red, Red
  • £4.99

Cinelli Milano Road Bar End PlugsThe perfect way to finish off your Cinelli bike in style, the Milano Road Bar End Plugs are a reproduction of this classic model. Now made in lightweight aluminium and with a premium-looking anodised finish, this pack of two is available in a wide range of colours so you can choose to match or contrast your road bike’s frame colour.Features: Material: Aluminium Finish: Anodised Compatibility: Road bike drop bars Sold as a pairBuy Cinelli from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Cinelli Milano Road Bar End Plugs - Gold, Gold
  • £4.99

Cinelli Milano Road Bar End PlugsThe perfect way to finish off your Cinelli bike in style, the Milano Road Bar End Plugs are a reproduction of this classic model. Now made in lightweight aluminium and with a premium-looking anodised finish, this pack of two is available in a wide range of colours so you can choose to match or contrast your road bike’s frame colour.Features: Material: Aluminium Finish: Anodised Compatibility: Road bike drop bars Sold as a pairBuy Cinelli from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Cinelli Milano Road Bar End Plugs - Black, Black
  • £4.99

Cinelli Milano Road Bar End PlugsThe perfect way to finish off your Cinelli bike in style, the Milano Road Bar End Plugs are a reproduction of this classic model. Now made in lightweight aluminium and with a premium-looking anodised finish, this pack of two is available in a wide range of colours so you can choose to match or contrast your road bike’s frame colour.Features: Material: Aluminium Finish: Anodised Compatibility: Road bike drop bars Sold as a pairBuy Cinelli from Chain Reaction Cycles, the World's Largest Online Bike Store.

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FSA M3 MTB BB30 Adapter Bottom Bracket - Cream - 73mm}, Cream
  • £4.99
  • RRP £34.99
  • Saving you £86

FSA M3 MTB BB30 Adapter Bottom BracketAlloy - For use with Ø24 MTB Alloy (with pinch bolts) MegaExo cranksets on BB30 shells. Two sizes are available to fit either 68mm (BB-CFMM3/68) or 73mm (BB-CFMM3/73) wide shells.Carbon - For use with carbon MTB MegaExo and Alloy NBD (no pinch bolt) cranksets with BB30 shells. Two sizes are available to fit either 68mm (BB-CFMM3C/68) or 73mm (BB-CFMM3C/73) wide shells. Ceramic bearings for minimum friction and maximum durability.Features: Bearings: Stainless steel ball bearings with hardened steel races (Alloy) or Ceramic bearings (Carbon) Cups: Alloy Weight: 84g (Carbon)/86g (Alloy)Buy FSA Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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SE Bikes Raise It Up Seat - Grey, Grey
  • £4.99
  • RRP £29.99
  • Saving you £83

SE Bikes Raise It Up SeatThis BMX saddle features an extra grippy top cover that's ideal for holding you securely in place when landing your favourite tricks and cruising on the flat. SE Bikes has also kitted it out with protective bumper guards on its sides for an additional layer of durability on your ride. Another highlight is its chromoly (CrMo) steel rails, which provide a strong and secure hold to your seatpost. The reinforced X-stitching on the back panel adds to the durability and longevity of this seat. Also, the SE bottle opener in the rear will come in handy after those long rides.Features: Cover: Extra grippy top cover Side Guards: Protection bumper guards Rails Material: Chromoly (CrMo) Steel 8mm Use: BMX Bottle opener braceManufacturer's Part Numbers: 4638 Black 4639 Grey 4640 WhiteBuy SE Bikes Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Impac SV Inner Tube - 20c - 25c
  • £4.99
  • RRP £5.99
  • Saving you £17

Impac SV Inner TubeThis Inner Tube from Impac is manufactured by Schwalbe under the Impac brand name. It is an excellent performer and is superb value for money.Features: High-Quality Butyl Inner Tube Valve Type: PrestaBuy Impac Tyres & Tubes from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Proper BMX Front Hubguard - Silver - 10mm, Silver
  • £4.99
  • RRP £19.99
  • Saving you £75

Proper BMX Front HubguardSpecifically designed for BMX use, this front hubguard protects your hub and spokes from grind damage. It features a tough aluminium construction, which makes it perfect for handling the intensity that's associated with practising your favourite tricks at the skatepark or in the street.Our guards replace the cone nuts and (because they're made from super-tough aluminium) there's no need for a metal inner and they're cheap and easy to replace. The guard is slightly wider diameter than most popular pegs (including plastic pegs) so you should protect your spokes and flanges and avoid grinding on top of the guard.This guard will fit all Proper Select hubs and V2 Microlite hubs (there's washers supplied for your perfect spacing). It will also fit numerous other brands hubs (if they have a 15mm od axle). Our guard are based around 12mm spacing from inner bearing race to the end of the axle. If you're hub has narrower flanges it'll need more spacing.Features: Material: Aluminium Use: BMX Compatibility: Proper BMX bikes and bikes with 15mm OD axle Type: Front hub Spacing: 12mmBuy Proper Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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microSHIFT MS29-8R Twist Type 8 Speed Gear Shifter - Black - Right}, Black
  • £4.99
  • RRP £5.99
  • Saving you £17

microSHIFT MS29-8R Twist Type 8 Speed Gear ShifterThe MS29-8R Twist Type 8 Speed Shifter is a right-hand-side 8-Speed rear gear shifter from microSHIFT. Ideal for use with 8-Speed mountain bike (MTB) rear derailleurs, this shifter is suited to cross-country, all-mountain and general trail riding. Plus, it's compatible with Shimano 8-Speed MTB drivetrain components.Key Features: Standard Twist Type Shifter for MTB 8-Speed Rear 8-Speed MTB gear shifter Right Side: IndexFeatures: Model No.: MS29-8R Cassette Compatibility: 8 Speed Bracket Material: Composite Optical Gear Display: N Compatibility: Shimano 8 Speed MTB Shifters CompatibleBuy microSHIFT Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Stolen Team Flangeless BMX Handlebar Grips - Black - 165mm}, Black
  • £4.99
  • RRP £7.99
  • Saving you £38

Stolen Team Flangeless BMX Handlebar GripsRibbed design offered in a longer length more suited for big bars, Vortex PC Bar Plugz included.Features:Length: 160mmDiameter: 30mm (mounted)Material: Krayton RubberWeight: 3.9oz. Per pairBuy Stolen Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Fiction Troop Grips - White, White
  • £4.99

Fiction Troop GripsThe Fiction Troop grips are made from a soft Krayton rubber compound with diagonally cut ribs for comfort and control.Features: Diameter: 30.5mmLength: 160mmBar Ends: Nylon Plug StyleBuy Fiction Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Impac SV Inner Tube - 1.75" - 2.35"
  • £4.99
  • RRP £5.99
  • Saving you £17

Impac SV Inner TubeThis Inner Tube from Impac is manufactured by Schwalbe under the Impac brand name. It is an excellent performer and is superb value for money.Features: High-Quality Butyl Inner Tube Valve Type: PrestaBuy Impac Tyres & Tubes from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Transfil Cable End Crimps (10 Pack) - Black, Black
  • £4.99

Transfil Cable End Crimps (10 Pack)These cable end crimps come as a pack of 10 and feature a high-grade alloy construction for maximum strength and durability on your ride. Transfil has also equipped these with a hard anodised finish that gives them additional corrosion resistance for reliable inner wire actuation in all-weather conditions. One final highlight is this pack is available in a range of colour options to choose from, so you can add some extra style to your ride. This makes it a great choice of upgrade for smooth and dependable performance while protecting the end of the inner wire.The Transfil 10 Pack Cable End Crimp is made from the highest quality materials. Transfil's technology comes from the research, innovation, and production of the control cables they produce for the French car industry. Their bicycle brake and gear cable accessories, end caps and ferrules are among the most reliable and dependable on the market.Features: Material: High-grade Alloy Finish: Hard Anodised with various colour options to choose from Number of Cable End Crimps: 10 pack Protects the end of your cable inner wireManufacturer's Part Number: KB62G Gold M 10 pack KB62K Black M 10 pack KB62R Red M 10 packBuy Transfil Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Transfil Black Snake PTFE Brake Cable
  • £4.99

Transfil Black Snake PTFE Brake CableFeaturing a high-quality PTFE build for excellent resistance on your ride, this replacement brake cable is perfect for when it's time to service your brakes. Transfil has also kitted out this model with a Teflon coating that's waterproof and has anti-friction properties for smooth performance. Suitable for both road bikes and mountain bikes, this cable is easy to fit, maintenance-free and does not fray. Features: Material: Polytetrafluoroethylene (PTFE) Finish: Teflon coated Use: Road, Mountain Bike (MTB) Type: Brake Cable Size: 2000mm ANTI friction Easy to fit Maintenance-free Does not fray WaterproofManufacturer's Part Number: KB30 Black 2mBuy Transfil Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Mega Carbon Internal Cable Kit - Black - Entry and Exit}, Black
  • £4.99

Nukeproof Mega Carbon Internal Cable KitA genuine Nukeproof kit to keep your brake and gear cables as tidy and discrete as can be, these grommets are great to have as spares for when the rowdiness of your ride gets the better of your external peripherals. Features: Compatibility: Nukeproof Mega Carbon models, 2018 and 2019Buy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Ragley Internal Cable Guide 3PK - Black, Black
  • £4.99

Ragley Internal Cable Guide 3PKGenuine Ragley replacement cable inserts for the 2019 MTB frames.Features: Genuine Ragley replacement Suits all Ragley 2019 models with internal cable routingBuy Ragley Frames&Forks from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Ragley Blanking Plate 3PK - Black, Black
  • £4.99

Ragley Blanking Plate 3PKGenuine Ragley replacement blanking plates for the 2019 MTB frames.Features: Genuine Ragley replacementBuy Ragley Frames&Forks from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vitus Single Cable Guide Kit - Neutral, Neutral
  • £4.99

Vitus Single Cable Guide KitThis Single Cable Guide is to replace the single cable guide and bolt on Vitus frames.Features: Kit Includes: 1x single cable guide onlyBuy Vitus Frames & Forks from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Dissent Mountain Bike Cable Guide Kit - Neutral, Neutral
  • £4.99

Nukeproof Dissent Mountain Bike Cable Guide KitThis Dissent Cable Guide Kit is for use with the 2020-2022 Nukeproof Dissent frame. Features: Kit Includes: 1x NP-70 (Cable Guide Bolt) 2x NP-71 (Metal Cable Guide) 1x NP-93 (Down Tube Cable Guide) 1x NP-96 (Down Tube Cable Guide Bolt) 2x NP-105 (Cable Guide)Buy Nukeproof Frames & Forks from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Scalp Shock Mountain Bike Bolt Kit
  • £4.99

Nukeproof Scalp Shock Bolt Kit Nukeproof Scalp shock bolt kit. Features: 1 hex head nut with inner plastic to stop nut from loosening 1 long high tensile bolt for lower shock with lock-tite 1 upper bolt with female end for upper shock mount 1 Countersunk bolt with lock-tite 3 washers Compatible with 2011 ScalpBuy Nukeproof Frame Spares from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Mountain Bike Headtube Badge
  • £4.99

Nukeproof Headtube Badge Genuine Nukeproof headtube badge, compatible with Mega, Snap and Scalp. Features: Adhesive rear. Stamped alloy logo. Pre-curved for perfect alignment.Buy Nukeproof Frame Spares from Chain Reaction Cycles, the World's Largest Online Bike Store.

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