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

Shimano Road Brake Cable Set - Black, Black
  • £16.95
  • RRP £24.99
  • Saving you £32

Shimano Road Brake Cable SetThis road brake cable set from Shimano includes stainless steel inner wires for a smooth shifting experience and have enhanced corrosion protection for long-lasting quality. Features:Complete Set Includes: 1.6mm inner wires (1 x 1000mm and 1 x2050mm), and 5mm outer casing for a complete bike (1 x 2200mm), and all end capsRear Only Set Includes: 1400mm Inner wire and 1250mm outer casingStainless steel inner wires provide smooth shifting and higher corrosion resistanceThe outer casing is lined with a polymer sheath to assist with the smooth operation of the inner wireA 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.

VIEW ITEM
FSA BB30 Threaded Adapter (B3119) - 68mm}
  • £16.95

FSA BB30 Conversion KitFit a standard bottom bracket into your bike's BB30 type frame by directly pressing this part in.Features: Ideal for running chainsets with 24mm spindles (eg Shimano) BB30 English threaded adapter Genuine FSA part Width: 68mmBuy FSA Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
FSA BB30 Threaded Adapter (B3119) - 73mm}
  • £16.95

FSA BB30 Conversion KitFit a standard bottom bracket into your bike's BB30 type frame by directly pressing this part in.Features: Ideal for running chainsets with 24mm spindles (eg Shimano) BB30 English threaded adapter Genuine FSA part Width: 68mmBuy FSA Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
KMC Z1 Wide EPT Single Speed Bike Chain - Silver EPT - 1/2" x 1/8" 118 Links, Silver EPT
  • £16.99
  • RRP £18.99
  • Saving you £11

KMC Z1 Wide EPT Single Speed Bike ChainThis top-quality chain is specially engineered to get your wheels in motion quietly and reliably. Additionally, its lightweight construction features some of the finest technologies around for a dependable and firm hold. Finally, its EcoProTeQ coating combats against rust while also prolonging your chains life, making it ideal for smooth and highly-efficient shifting in any weather conditions.Features:  Size: 1/2"x1/8"  Pin Length: 8.6mm  Links: 112  Compatibility: Single speed, internal gear, BMX, track or fixed gear bikes  Long life  Anti-rust  No drop  EcoProTeQ coatedBuy KMC Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
KMC Z1EHX EPT Single Speed Bike Chain - Silver - 128 Links}, Silver
  • £16.99
  • RRP £21.99
  • Saving you £23

KMC Z1EHX EPT Single Speed ChainThis high-quality chain is specifically designed for E-bike use as it offers smooth and dependable performance. It features 128 links which features a stunning EcoProTeQ coating and an anti-rust finish, so you can enjoy its amazing torque power in all weather conditions. This is a perfect choice of upgrade for riders who want a component that you can rely on as you cruise around the city streets and further afield.Features: Use: E-Bike Speed: Single speed Dimensions: 1/2x3/32" Pin length: 7.8mm Links: 128 Coating: EcoProTeQ Buy KMC Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Blackspire Snaggletooth Narrow Wide Cinch Chainring - Blue - Direct Mount, Blue
  • £16.99
  • RRP £44.99
  • Saving you £62

Blackspire Snaggletooth Narrow Wide Cinch ChainringThe Snaggletooth Narrow Wide Cinch Chainring from Blackspire provides you with a highly efficient chainring that will help put a stop to chain drops, so you'll have more confidence in your drivetrain when hitting the trails.Incredibly durable, this chainring is suitable for use with the direct-mount engagement on the RaceFace Cinch cranksets.Features: Material: CNC 7075 T-6 Compatible: RaceFace Cinch Engagement only Offset: 6mm Speed: 10/11/12 Speed Weight: 226gBuy Blackspire Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Blackspire Snaggletooth Narrow Wide Chainring (XX1) - Red - 4-Bolt, Red
  • £16.99
  • RRP £44.99
  • Saving you £62

Blackspire Snaggletooth Narrow Wide Chainring (XX1)The high-performance Snaggletooth Narrow Wide Chainring XX1 from Blackspire helps to prevent chain drops, gripping the chain providing you with a reliable drivetrain. This Wide Chainring is compatible with SRAM XX1 cranks that have a 76mm B.C.D. only.Features:Material: CNC 7075 T-6Compatible: SRAM 76mm B.C.D. XX1 cranks onlyThickness: 5mmSpeed: 11 SpeedUse: MTB (mountain bike)Buy Blackspire Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
E Thirteen Extended Range EX Cassette Expander Cog - Black - SRAM}, Black
  • £16.99
  • RRP £54.95
  • Saving you £69

E Thirteen Extended Range EX Cassette Expander Cog 1x Drivechains are everywhere you look this season from complete bikes to winning enduro rigs. Everyone is doing it so why should you have to miss out? With the e*13 EX Cog range extender you don't have to.Simply fit this sprocket to your existing 10 spd cassette, using the clear instructions provided, and say goodbye to your front shift setup. Features: It's an add-on cog to extend gear range of 10 spd. Shimano and SRAM cassettes. It comes in 40t and 42t for use with Shimano cassettes and a 42t only for use with SRAM cassettes. Installing your EX Cog is easy. Remove the 15t or 17t cog from your cassette, place the EX Cog on your freehub, then install your existing cassette back in place. Each EX Cog is timed and ramped specific to Shimano and SRAM cassettes. Buy E Thirteen Extended Range EX Cog from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Rotor BB30 Steel Bottom Bracket Kit - 68/73mm - BB30 - 30mm Spindle}
  • £16.99

Rotor BB30 Steel Bottom Bracket KitThis Steel Bottom Bracket Kit from Rotor includes genuine replacement parts and is suitable for BB30 bearings without press-fit cups for 42mm diameter BB30 frames. The kit contains Rotor Labyrinth secondary seals and retaining spring clips.Features:Use: For all BB30 and BBright Direct Fit framesCompatible With: 30mm axle cranks from Rotor and other brands, BB30 road frames (68mm) and MTB frames (68mm or 73mm)Kit Contains: Rotor Labyrinth secondary seals and retaining spring clipsBuy Rotor Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Funn Full On 35 Riser Bars - Red - 35.0mm, Red
  • £16.99
  • RRP £39.99
  • Saving you £58

Funn Full On 35 Riser BarsThis superb riser bar is engineered for fast MTB runs as it offers awesome comfort and control. It features a solid AL6069 aluminium construction which makes it incredibly tough when withstanding sudden knocks and jolts from trailside obstacles. This makes it ideal for riders who want a component which is as fearless as you are as you dominate your way across the mountain.35mm MTB Riser BarOffering superior front end strength and stiffness, this stunning model is equipped with a 35mm bar clamp. This means you will benefit from its sharper control and confidence when blasting over jumps and bumps. Perfect for conquering every inch of the woodland, this is an ideal choice of upgrade for riders who want top-tier performance at a competitive price. Features: Material: AL6069 Aluminium Use: MTB Width: 785mm Diameter: 35mm Rise: 18mm Upsweep: 4° Backsweep: 8° Weight: 365g (approx)Buy Funn Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Truvativ Hussefelt Comp Riser MTB Handlebar - Blast Black - 31.8mm, Blast Black
  • £16.99
  • RRP £28.00
  • Saving you £39

Truvativ Hussefelt Comp Riser BarsHolzfeller continues to be the bench-mark for the hardcore gravity crew. this year there are new color options, new and improved bars and better guards.Features: Weight: 355g Length: 700mm Material: Butted AL 6061 T6 Backsweep: 9º/Upsweep: 5º Rise: 20/30/40mm Bar Clamp Diameter: 31.8mm Buy Truvativ Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Brand-X Comfort City Bike Saddle - Black, Black
  • £16.99

Brand-X Comfort City Bike SaddleThe Brand-X Men's Comfort saddle is a great quality, value and performance saddle which has been designed for the Male Leisure/City/Trekking cyclist.It uses a lightweight double high density foam fill, gel padding, durable 100% waterproof one piece synthetic cover and features a highly flexible rail and base system for super comfort in all conditions. It also features a cut away in the middle to relieve pressure on sensitive parts. Black steel rails, black bumpers, and subtle graphics provide an understated stealthy appearance. Features: Strong and reliable Steel Rails which have been painted black for durability Lightweight double high density foam fill Gel padding Comfortable and supportive shape with Cut Out to relieve pressure on sensitive parts. Highly flexible rail and base system Durable 100% waterproof one piece synthetic coverSpecifications: Use: Leisure/City/Trekking Size: 275mm x 150mm Colour: Black only Weight: 427gBuy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Brand-X Layback Seatpost - Black - 27.2mm, Black
  • £16.99

Brand-X Layback SeatpostThe Brand-X Layback Seatpost is made from lightweight 6061-T6 Aluminium for added strength and durability. The clamp and head are offset by 5mm and include an adjustable 2 bolt design which makes it easier than ever to adjust to a new angle or fit a saddle.A black anodised finish with subtle graphics provides an understated stealthy appearance. Additional features include incremental markings to help you set your saddle height easily.Features: Length: 350mm Offset: 5mm Sizes: 27.2, 30.9 and 31.6mm Material: 6061-T6 Aluminium Finish: Turned and Anodised shaft/Anodised head Colour: Black Incremental height markings EN-M Approved Weight: 320 grams (31.6mm)Buy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Brand-X Layback Seatpost - Black - 30.9mm, Black
  • £16.99

Brand-X Layback SeatpostThe Brand-X Layback Seatpost is made from lightweight 6061-T6 Aluminium for added strength and durability. The clamp and head are offset by 5mm and include an adjustable 2 bolt design which makes it easier than ever to adjust to a new angle or fit a saddle.A black anodised finish with subtle graphics provides an understated stealthy appearance. Additional features include incremental markings to help you set your saddle height easily.Features: Length: 350mm Offset: 5mm Sizes: 27.2, 30.9 and 31.6mm Material: 6061-T6 Aluminium Finish: Turned and Anodised shaft/Anodised head Colour: Black Incremental height markings EN-M Approved Weight: 320 grams (31.6mm)Buy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Brand-X Layback Seatpost - Black - 31.6mm, Black
  • £16.99

Brand-X Layback SeatpostThe Brand-X Layback Seatpost is made from lightweight 6061-T6 Aluminium for added strength and durability. The clamp and head are offset by 5mm and include an adjustable 2 bolt design which makes it easier than ever to adjust to a new angle or fit a saddle.A black anodised finish with subtle graphics provides an understated stealthy appearance. Additional features include incremental markings to help you set your saddle height easily.Features: Length: 350mm Offset: 5mm Sizes: 27.2, 30.9 and 31.6mm Material: 6061-T6 Aluminium Finish: Turned and Anodised shaft/Anodised head Colour: Black Incremental height markings EN-M Approved Weight: 320 grams (31.6mm)Buy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Finish Line Citrus Bike Chain Degreaser - 595ml}
  • £16.99

Finish Line Citrus Bike Chain DegreaserGiving a fast-acting and efficient clean to your dirt-laden drivetrain, this citrus-cut cleaner blasts through all sorts of muck and grime to give a spotless finish with every clean. Made using natural citrus extracts, it easily breaks down grease, oil and wax, as well as other dirt, with minimal effort. A quick rinse with water leaves a sparkly and shiny, non-residual finish after every clean. Features: Volume: 20oz Suitability: All drivetrain componentsBuy Finish Line Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Squirt Bike Cleaner Concentrate - Neutral - 1 Litre}, Neutral
  • £16.99

Squirt Bike Cleaner ConcentrateCleaning your bike, chain and other components couldn't be easier than when using Squirts Bike Cleaner Concentrate. This biodegradable water-based cleaner is safe to use on a wide variety of bike parts and materials, giving your pride and joy a deep clean and leaves it shining like new. Features: Size: 1 Litre Dilution Ratio: 1:25 Perfect for frame, drivetrain and component cleaning Bright and fresh clean finish Biodegradable and safe on a variety of materials Water-based solutionBuy Squirt Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Weldtite TF2 Grease Gun Set - 125ml}
  • £16.99

Weldtite TF2 Grease Gun SetUsed by experienced riders for smooth bearing operation and year-round protection, this TF2 grease and application gun kit will accurately get the lubrication into your bike's moving parts. Suitable for use on everything from headsets, bottom brackets, frame linkage bearings and suspension stanchions, this kit comes with Weldtite's easy to use grease gun to make the job quick, cleaner and with less wastage.Reasons to Buy: Smooth bearing operation. Year-round protection. Accurately assists with lubricating your bike's moving parts.Features: Grease: Easy application and high visibility Inhibits corrosion Exceptional water resistance Teflon based high lubricity and low friction Longer lasting than most other greases Suitable for use on suspension systems Surface temperature from -30° to +130°C Grease Gun: Lightweight and durable Easy one-handed clean application Precision sealed pump prevents leaks Can be stripped down for cleaning and servicing Nozzle suitable for bicycle grease nipples Pack includes Bike Grease (02019) and Grease Gun (06008)Buy Weldtite Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Park Tool Master Link Pliers (MLP-1.2) - Blue, Blue
  • £16.99
  • RRP £19.99
  • Saving you £15

Park Tool Master Link Pliers (MLP-1.2)The Park Tool Master Link Pliers are the ideal device to help effortlessly remove corroded and dirty derailleur chain master links.  Quick and Easy Masterlink RemovalAlthough most master links can be removed by hand, the elements you ride in can take their toll on them, making removal and replacement far trickier than it needs to be. With these specially designed Park Tool pliers, that added effort is no longer required. As simple as inserting the specially sized jaws into the master link and squeezing the handles to open the link or pulling them apart to close it, the MLP1.2 will certainly make this often arduous job a lot easier.Features:Compatibility: 5, 6, 7, 8, 9, 10, 11 and 12- Speed Derailleur Chains with MasterlinksBuy Park Tool Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
Park Tool I-Beam Multi-Tool (IB-1) - Blue - Silver - 6 Function}, Blue - Silver
  • £16.99

Park Tool I-Beam Multi-Tool IB-1Perfect for taking on rides, the strong, compact, lightweight IB-1 features a unique Park Tool I-Beam handle, and these tools:Features:3, 4, 5, 6 and 8mm hex wrenches Straight blade screwdriver Weight 3.2 ounces (91 grams) Dimensions 2.87" x 1.2" x 0.64" (75mm x 30mm x 17mm)Buy Park Tool Tools from Chain Reaction Cycles, the World's Largest Online Bike Store.

VIEW ITEM
expand_less