Chain Reaction UK

Chain Reaction UK Rating
starstarstarstarstar
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!

Link to Chain Reaction UK

Visit Chain Reaction UK website

Chain Reaction UK have 41186 products listed

LifeLine Brake Cable Outer Casing - Black, Black
  • £2.99

LifeLine Brake Cable Outer CasingThis LifeLine Brake Cable Outer Casing has a three core construction consisting of an all weather outer shell, strand wire to prevent kinks, and a PU inner lining to ensure low friction for the inner cable. The pack includes 8 outer cable ferrules so you have plenty to suit any type of frame routing.Features:  Three core construction for durability and smooth operation  Road bike and MTB bike compatibleIncluded:1x 2500mm outer cable8x outer cable end ferrulesBuy LifeLine Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
LifeLine Inner Cable End Caps (100 Pack) - Pack of 100}
  • £2.99

LifeLine Inner Cable End Caps (100 Pack)This pack of 100 cable end caps from LifeLine is ideal for the home or professional mechanic. An essential finishing touch after installing new gear or brake cables, they prevent cables from fraying after they have been cut.Features:  Pack of 100 alloy end caps to prevent cables fraying after being cut  Suitable for use on gear or brake cablesBuy LifeLine Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Transfil Shimano MTB Cantilever Inner Brake Cable - Silver, Silver
  • £2.99

Transfil Shimano MTB Cantilever Inner Brake CableThis Transfil brake wire has been developed for use with Shimano MTB cantilever brakes. Boasting a strong stainless steel construction, this high-quality wire has also been pre-stretched for outstanding durability and performance.Features: Material: Pre-streched Stainless Steel Compatbility: Shimano Brake Type: MTB Cantilever brakes Size: 1.6mmx500mmBuy Transfil Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
LifeLine Angle Adjustable Housing Connectors - Black - 4 Pack}, Black
  • £2.99

LifeLine Angle Adjustable Housing ConnectorsFeaturing a 360 degree adjustable angle, this pack of four housing connectors help riders to reduce cable and hose rattle, while also tidying things up. Excellent quality cable housing and hydraulic line hooks.Features: 4 Pack 360 degree angle adjustable ideal for cable tidying and reducing rattleBuy LifeLine Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Sixpack Racing Millenium Chromoly Flat MTB Pedal Axle - Silver - Left Side}, Silver
  • £2.99
  • RRP £10.99
  • Saving you £73

Sixpack Racing Millenium Chromoly Flat MTB Pedal AxleThis axle is available in left or right options and is specifically designed for use with Sixpack Racing Millenium pedals. Genuine Sixpack racing spare part.Features: Material: CrMo Compatibility: Sixpack Racing Millenium pedals Side: Left and Right options available to select separately Single or Pair: SingleBuy Sixpack Racing Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Stolen Thermalite BMX Stunt Peg Sleeve - Black - 10/14mm}, Black
  • £2.99
  • RRP £5.99
  • Saving you £50

Stolen Thermalite BMX Stunt Peg SleeveThe Stolen Thermalite Peg Sleeves are made from a proprietary Thermalite material, which resists cracking and deformation while sliding better than CrMo on most surfaces.Features:Dimensions: 114mm x 40mmWeight: 23g Buy Stolen Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
KMC Missing Link Pair - Gold Ti-N - 10 Speed}, Gold Ti-N
  • £2.99
  • RRP £7.99
  • Saving you £63

KMC Missing Link PairA pair of KMC bike chain joining links that have received awards within the bicycle industry for their excellent design, the Missing Links give you unmatched reliability and quality. They’re compatible with mountain bikes, city bikes and road bikes, plus Shimano, SRAM and KMC chains. Trusted by professional riders, they are the ideal choice to work seamlessly with your drivetrain.Features: Size: 1/2"x11/128" Pin Length: 5.2mm Compatible with: KMC, Shimano & SRAM chains Use: MTB and Road Comes as a pair Manufacturer's Part Numbers: 9-Speed: C09GR0000 10-Speed: C10GR0000 11-Speed: C11GR0000 12-Speed: C12GNR000Buy KMC Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
KMC Snap-On EPT Single Speed Chain Connector - Silver - Narrow}, Silver
  • £2.99

KMC Snap-On EPT Chain LinksThese high-quality chain links are ideal for use with your BMX, track or fixed gear bikes as they offer a reliable and firm hold. Ready for the most intense single speed sessions, this solid component is constructed from a tough steel construction keeps you chain firmly locked in place. Whether you're commuting to the shops on your single speed bike or tricking it out at the skatepark on your BMX, this is a perfect choice of upgrade for maintaining a smooth and effective chain.Features: Material: Steel Use: BMX, Track and fixed gear Single-speed use only Sold individually (two pieces per link) Size Options: Narrow: 1/8" for BMX, Track and fixed gear bikes Wide: 3/32" for Tour, City and fixed gear bikes Compatability: Narrow: For use with 1/2" x 1/8" single-speed chains Wide: For use with 1/2" x 3/32" single-speed chainsBuy KMC Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
KMC Snap-On EPT Single Speed Chain Connector - Silver - Wide}, Silver
  • £2.99

KMC Snap-On EPT Chain LinksThese high-quality chain links are ideal for use with your BMX, track or fixed gear bikes as they offer a reliable and firm hold. Ready for the most intense single speed sessions, this solid component is constructed from a tough steel construction keeps you chain firmly locked in place. Whether you're commuting to the shops on your single speed bike or tricking it out at the skatepark on your BMX, this is a perfect choice of upgrade for maintaining a smooth and effective chain.Features: Material: Steel Use: BMX, Track and fixed gear Single-speed use only Sold individually (two pieces per link) Size Options: Narrow: 1/8" for BMX, Track and fixed gear bikes Wide: 3/32" for Tour, City and fixed gear bikes Compatability: Narrow: For use with 1/2" x 1/8" single-speed chains Wide: For use with 1/2" x 3/32" single-speed chainsBuy KMC Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
LifeLine 10 Speed Cassette Spacer - Black, Black
  • £2.99

LifeLine 10 Speed Cassette SpacerThis LifeLine 10 speed cassette spacer is the perfect part for making your 10-Speed Road cassette compatible with the newest Road bike rear wheels with 11-Speed freehubs. It is an essential part for riders that are regularly switching wheelsets between different bikes.Features:  Compatible with Shimano and SRAM 11-Speed freehub bodies  2mm thickness ensures lockring can still tighten on to cassette securely  Mounts behind 10-Speed cassette and ensures perfect chainlineBuy LifeLine Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
FSA SL-K Integrated Seatpost Spacer - Black, Black
  • £2.99
  • RRP £34.99
  • Saving you £91

FSA SL-K Integrated Seatpost SpacerThis spacer is specifically designed for the FSA SL-K integrated stem.Features: Material: Alloy Compatibility: FSA SL-K integrated seatpost Part Number: 192-9012 Buy FSA Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Brand-X Sealed Bearing (Mega 61802-2RS1 Ext) - Black, Black
  • £2.99
  • RRP £3.99
  • Saving you £25

Brand-X Sealed Bearing (Mega 61802-2RS1 Ext)Made specifically for 2016 - current Alloy and Carbon Nukeproof Mega bikes, this hard-wearing extended bearing by Brand-X is a genuine replacement for the swing-link on those particular steeds. Features: Dimensions: 15x5x24mm Compatibility: 2016 - current Alloy and Carbon Nukeproof Mega bikes only Buy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Sixpack Racing Standard Top Cap - Electric Green - 1.1/8", Electric Green
  • £2.99
  • RRP £10.99
  • Saving you £73

Sixpack Racing Standard Top CapThis high-quality top cap features a robust AL7075 alloy construction, which makes it perfect at handling all the knocks and bumps associated with long days in the saddle. Sixpack Racing has also put this model through a CNC-machining process, which shaves off any unnecessary weight without sacrificing strength. This means that you'll benefit from its exceptional durability without worrying about adding any excess grams to your ride. Coming complete with laser-etched graphics, this is a great choice of upgrade for protecting your chain and it looks as amazing as it performs.Features: Material: CNC-machined AL7075 Alloy Finish: Anodised with laser engravingSteerer Diameter: 1 1/8"Includes: Ahead screw (M6)Weight: 16gBuy Sixpack Racing Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Brand-X Threaded 34EESS Sealed Headset - Black - 34EESS Sealed}, Black
  • £2.99
  • RRP £4.99
  • Saving you £40

Brand-X Threaded 34EESS Sealed HeadsetBoasting a tough 6061 alloy construction, this headset offers fantastic strength and durability wherever your next ride takes you. Brand-X has also put this model through a CNC forging and machining process, which removes any unnecessary excess material, while still maintaining maximum strength. As a result, it offers an excellent strength-to-weight ratio. Another highlight is its angular contact sealed bearings that ensure smooth and dependable performance in all weather conditions. This headset is a great choice of upgrade for riders with 1 1/8" straight steerer tubes.Features: Material: CNC forged and machined 6061 Alloy Height: 29 +/- 1mm SHIS Norm: EC34/28.6 / EC34/30 Angular contact sealed bearingsManufacturer's Part Number: BXTHREADED34EESSH Black 34EESS SealedBuy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Nukeproof Crown Race - Black - CR-B - 2015 Onwards}, Black
  • £2.99

Nukeproof Crown Race Genuine replacement Crown Race from Nukeproof Buy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Nukeproof Headset Top Cap and Star Nut - Black - 1.1/8", Black
  • £2.99
  • RRP £3.99
  • Saving you £25

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.

VIEW ITEM
Brand-X Toe Clips - Black, Black
  • £2.99
  • RRP £3.99
  • Saving you £25

Brand-X Toe ClipsQuality Reinforced Nylon Toe Clips, offering great value for money and performance at a price point. Features: Weight: 50g Material: Reinforced Nylon Colour: BlackBuy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Hope Mountain Bike Flat Pedal End Cap
  • £2.99
  • RRP £5.25
  • Saving you £43

Hope Mountain Bike Flat Pedal End CapHope Technology is one of the world leaders in engineering bicycle components. Since 1989, owners Ian Weatherill and Simon Sharp have been pushing the industry forward through designing, testing and manufacturing virtually all products in-house at the factory in Barnoldswick, United Kingdom. Features:Genuine Hope pedal end capsHelps stop dirt and grime!Buy Hope Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
SE Bikes 12 O'Clock Nylon Pedals - Blue, Blue
  • £2.99
  • RRP £14.99
  • Saving you £80

SE Bikes 12 O'Clock Nylon PedalsThese BMX pedals feature a low profile design with ten traction pins for fantastic grip as you nail your favourite tricks. SE Bikes has also equipped these with an injection moulded nylon composite construction that's tough and dependable, making them more than capable of handling the intensity of day-long sessions on your BMX. Coming complete with a wide platform with micro knurling for maximum grip, these are a great choice of upgrade for smooth and stable pedalling performance.Features: Material: Injection Moulded Nylon Composite Use: BMX Spindle: 9/16" Chromoly (CrMo) Steel Number of Pins: 10 Wide platform Micro knurling for maximum grip Single or Pair: PairManufacturer's Part Numbers: 4635 Black 9/16" 4636 Blue 9/16" 4853 White 9/16" 4637 Red 9/16"Buy SE Bikes Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
LifeLine Performance Bike Bottle Cage Bolts - Black - 4 x 16mm, Black
  • £2.99

LifeLine Performance Bike Bottle Cage BoltsLifeLine's Performance Bottle Cage Bolts are made of lightweight alloy, fit all standard bottle cage mounts and they come in a pack of four.Features:Lightweight alloy constructionFits all standard bottle cage mountsM5 Thread4mm hex headWeight: 1.5g (single 16mm bolt)Buy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
expand_less