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.
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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

WTB Bronson Race Tyre - Black - Folding Bead, Black
  • £9.99
  • RRP £34.99
  • Saving you £71

WTB Bronson Race Tyre This sleek race saddle features smooth, contoured lines with a long and flat pedaling platform.The Valcon’s carbon composite shell provides race-winning efficiency, while the DNA padding and optional LuxZone provide soft tissue relief and all-day comfort. Features: DNA RUBBER COMPOUND (2.1): Our proprietary 60a durometer rubber compound off ers the ideal mix of rolling effi ciency and traction for XC and trail riding applications. DNA rubber is renowned for being versatile and long lasting SUPER TRACK DNA RUBBER COMPOUND (2.3): This 50a durometer rubber compound provides planted-to-the-ground traction. Super Track DNA boosts confi dence and improves handling in steep, loose conditions Size: 2.1/2.3 Usage: XC/All Mountain/Freeride Conditions: Wet to dry Rubber Compound: DNA (62A)/Super Track DNA (50A)/li> Casing: 60tpi with inner piece Bead: Aramid Weight: 600g/650gBuy WTB Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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WTB Bridger Comp Wire Mountain Bike Tyre - Black - 27.5" (650b), Black
  • £9.99
  • RRP £42.99
  • Saving you £77

WTB Bridger Comp Wire Mountain Bike TyreThis high-quality mountain bike (MTB) tyre features a reliable Dual DNA compound, which blends together two separate rubber compounds for optimal trail performance. Its centreline tread features a firmer rubber compound that rolls fast and resists tread wear, while its side knobs are composed of softer, slower-rebounding rubber to improve control and grip. This combination gives you the perfect mix of efficiency, traction and durability when tackling unpredictable and challenging off-road terrain conditions.Trail-Ready MTB TyreFeaturing a tread design that's purpose-built for dry to wet and hardpack to loam conditions, this model delivers dependable speed, smoothness and handling wherever your next trail adventure takes you. Its design provides consistency when cornering and travelling fast off-road, while always ensuring an even level of control. Its medium tread pitch and spacing also maintain traction in multiple terrain conditions and the knob shape promotes mud clearance.TCS Light Casing with Tubeless Ready TechnologyWTB has kitted out this MTB tyre with its renowned Tubeless Compatible System (TCS) casing, which means that riders will enjoy tubeless-ready technology benefits such as the ability to run lower air pressure for lower rolling resistance, greater stability and traction on rough terrain and fewer chances of flats or punctures. Coming complete with a wide 3" width, the WTB Bridger Comp Wire MTB Tyre is well-equipped for all-day epics on your favourite trail routes.Features: Compound: Dual DNA Casing: TCS Light Use: MTB Bead: Wire Tyre Type: Clincher Wheel Size: 27.5" Width: 3" Tubeless Ready: Yes Single or Pair: Single Weight: 1207g (approx)Manufacturer's Part Number: W110-0884 Black 3" 27.5"Buy WTB Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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WTB ST I29 TCS Rim - Black - 32H, Black
  • £9.99
  • RRP £29.99
  • Saving you £67

WTB ST I29 TCS RimWTB's ST I29 TCS Rim is a tough and affordable option for those looking to jump right into tubeless mountain bike riding. The rim features UT-compliant bead hooks and sealant-driven inner rim profile, ensuring tightly-held and durable tyre performance. Plus, the tough alloy construction ensures added durability, perfect for cross-country or all-mountain riding.Features: Rim Type: Clincher Use: Cross Country (XC), All Mountain (AM) Hole: 32H Inner Rim Width: 29mm Tubeless Compatible: Yes Buy WTB Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Magura MTB Brake Lever Handlebar Clamp - Cyan - No Bolts, Cyan - No Bolts
  • £9.99

Magura MTB Brake Lever Handlebar ClampThis handlebar clamp has been specially designed as a replacement for Magura HS11/HS33 disc brake levers. Genuine Magura spare part.Features: Compatibility: HS11/HS33 disc brake levers Genuine Magura ClampPlease Note: No bolts are included with this itemBuy Magura Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Campagnolo Scirocco Front Hub Axle End Caps - Black - One Size}, Black
  • £9.99
  • RRP £14.99
  • Saving you £33

Campagnolo Scirocco Front Hub Axle End CapsReplacement Campagnolo Scirocco Front Hub Axle End CapsFeatures:Designed for road useBuy Campagnolo Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Campagnolo 2-Way Fit Tubeless Presta Valve - Black - One Size}, Black
  • £9.99
  • RRP £10.99
  • Saving you £9

Campagnolo 2-Way Fit Tubeless Presta ValveThis Campagnolo 2 Way Fit Tubeless Valve is a replacement tubeless valve kit for Campagnolo 2 Way Fit wheels. The kit includes a bushing to reduce the size of the valve hole so a Presta valve fits air-tight.Features:Genuine Campagnolo high-quality replacement partsPresta valve kit for tubeless setupCampagnolo Part Number: CPS105Kit Includes:Presta tubeless valveValve bushingO-ringValve dust capBuy Campagnolo Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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SRAM PC870 8 Speed Bike Chain - Silver - 114 Links}, Silver
  • £9.99
  • RRP £17.00
  • Saving you £41

SRAM PC870 8 Speed Bike ChainCompatible with both 7 and 8-Speed gearing, the PC870 bike chain operates smoothly in all riding conditions and on all terrain types. SRAM has given it a nickel coating to increase its lifespan and to make installation simple, it comes with a PowerLink too-free joining link. This means you can get your bike back to working order and back to the road or trails in no time.Speed: 7 or 8-Speed drivetrains Links: 114 Quick Link Joining Link Included: Yes, PowerLink Use: Road or Mountain Bike (MTB) Adjustable: Yes Nickel plated An equally smooth operator on city bike paths and country trails PowerLink "no weak link" technology lets you insert, press and lock to join links Tool-free joining Manufacturer's Part Number: CN-870-A1 Weight: 300g Technologies:PowerChain II: Extremely strong and incredibly precise, SRAM's PowerChain II increases front and load shifting performance without sacrificing rear shifting precision. The Step2 riveting process increases the Push Pin Power for increased strength and durabilityBuy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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SRAM Narrow Wide Steel Chainring - Black - 4-Bolt, Black
  • £9.99
  • RRP £18.00
  • Saving you £45

SRAM Narrow Wide Steel ChainringAdopting SRAM’s X-Sync tooth technology, this Narrow Wide Steel Chainring exceeds the performance of many other models at much higher price points and brings you the chain grip you need for confidently tackling the roughest trails. Compatible with 1x11 speed drivetrains, this tough and durable chainring is specifically designed for use with SRAM cranksets.Features: Chainring Material: Steel Speed: 1x11-Speed Compatibility: All SRAM 1x cranksets Bolt Circle Diameter (BCD): 4x96mm Recommended Chain: Must use SRAM chain to keep the warrantySold individuallyManufacturer's Part Number: CR-XSNC-94-A1Weight: 30T: 96g; 32T: 110gTechnologies: X-SYNC 2: SRAM X-SYNC 2 Eagle is the next evolution of SRAM X-SYNC technology. The aggressive teeth design provides better chain retention for a smoother, more efficient pedal feel. With a focus on long wear-life, the X-SYNC 2 Eagle design reduces friction and the accumulation of mud, grit and grimeBuy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Muc-Off No Puncture Hassle Pouch (140ml) - Black, Black
  • £9.99

Muc-Off No Puncture Hassle Pouch (140ml)Protect yourself from a puncture stopping you in your tracks, the No Puncture Hassle Pouch from Muc-Off overs a high-performing sealant that has been designed to protect your tyre in the most challenging racing conditions. Suitable for use with tubeless-ready tyres and full UST wheels/tyres, it is suitable for use in 15PSI-120PSI and temperatures from -20°C to +50°C.Race-Tested Tyre SealantThis 140ml Pouch version has been specially designed for taking with you for fast puncture repair when it’s needed most and to get you back up and running again as quickly and hassle-free as possible. Getting a puncture is no longer game over, thanks to the unique formula. The formula is even able to show you punctures that you didn’t notice before due to Muc Off's unique UV detection system. This tyre sealant was developed by the World's top downhill and pro peloton teams to create the highest performing sealant possible. The formula is non-corrosive, biodegradable and will wash off with water. It’s perfect for attaching to your Presta valve and an ideal addition to your toolbox or backpack for maintenance on the move.Features: 140ml No Puncture Hassle Tubeless Sealant PouchApplication Specifications: (add up to 30ml extra for increased protection) Road: 30-45ml (2 to 3 scoops) 26" MTB & 27.5": 60-75ml (4 to 5 scoops) Cross 700c: 60-75ml (4 to 5 scoops) 29" MTB: 105ml-140ml (7 or the whole pouch) Downhill: 120-140ml (8 or the whole pouch)Directions for use: 1. Shake pouch vigorously before use. 2. Put your bike in a work stand if possible. 3. Remove the core of your Presta valve with the tool provided (if you have non-removable valve cores, simply pour or use the scoop to apply directly into your unseated tyre and remount). 4. With the valve at the 12 o’clock position, and using the non-drive side of the bike, push the pouch over the valve and rotate the valve to the 6 o’clock position. 5. Squeeze in the desired amount and fold the pouch to the desired fill line, re-insert the valve core and inflate the tyre in accordance with your manufacturer’s recommendations. 6. Repeatedly spin the wheel, shake it from side to side and hey presto, you’re now ready to rock ‘n’ roll! After use, the valve core removal tool can be added to your valve so it’s always there when you need it! 7. Regularly check the amount in each tyre and simply top up as needed. Keep out of reach of children. Dispose of contents/ container in accordance with local regulations. 8. Avoid contact with eyes. Do not drink.Buy Muc-Off Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Muc-Off Bike Tyre & Cassette Brush
  • £9.99

Muc-Off Bike Tyre & Cassette BrushThe Muc-Off tyre and cassette brush is equipped with stiff and durable nylon bristles that will make short work of road grime or dirt from the trail. It is ideal for working in cleaning products such as Muc-Off's Nano Tech bike cleaner and will bring your components up like new. The handle features moulded silicone inserts that help to give you a comfortable and steady grip. Features: Durable Nylon bristles Reach hard to shift grime Silicone inserts provide a comfortable and steady grip Specialist shape allows for easy application of cleaning productsBuy Muc-Off Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Muc-Off Foam Fresh Cleaner Aerosol - 400ml}
  • £9.99

Muc-Off Foam Fresh Cleaner AerosolIn between the care we give ourselves and our bike, it’s easy to forget sometimes that our gear needs a little R ‘n’ R from time to time too. Introducing the Foam Fresh from Muc-Off, which works hard to keep your helmet lining, body armour, boots and shoes fresh and clean at all times on the trails. It’s super-easy to use and foams up instantly, making it perfect to remove grime and dirt from the surface of soft materials without causing any damage. Stale smells are done away with too thanks to the Citric Burst fragrance that is contained within.Features:Easy to useUse on helmet liners and other soft materialsInstant foaming actionCitric Burst fragrance500ml aerosolBuy Muc-Off Lubricants from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Muc-Off Deep Scrubber Gloves - Pink - Medium}, Pink
  • £9.99

Muc-Off Deep Scrubber GlovesIdeal for cleaning hard to reach places and eliminates the need for additional scrubbing tools, the Deep Scrubber Gloves from Muc-Off are convenient, comfortable and protective. They enable you to clean your bike with greater detail and accuracy, ensuring your pride and joy is gleaming like new and ready for the next ride.Got some hard to reach grime you just can't get to? Or just want to grab your bike with both hands and get down to it? Then reach for the Muc-Off Deep Scrubber Gloves, you just won't believe how fast you can get your pride and joy thoroughly clean.Made from durable and high-strength silicone, these gloves make cleaning tight spots quicker and easier than ever. With flexible bristles that cover the palm and each finger you'll be able to scrub away at grime in record time as you caress the surface rapidly with your hands.Just spray on our bike cleaner or snow foam either onto the area to be cleaned or directly onto the gloves and get scrubbing.Features: Heat resistant up to 230℃ Can be used with warm water and cleaned with hot water or can be put in the dishwasher (100% dishwasher safe) 100% Food-Grade Silicone, PBA Free, Non-Corrosive, Non-Toxic, Eco-Friendly Available in 3 sizes: Small, Medium & Large Reusable, waterproof silicone gloves made from durable, high strength silicone Flexible bristles cover the whole palm and each finger making cleaning fast and easy, but are also gentle enough not to damage delicate surfaces Built in inner anti-slip surface for maximum control Can be used on bicycles, motorcycles, cars or any powersports equipmentBuy Muc-Off Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Muc-Off Matt Finish Detailer Care Kit - 250ml}
  • £9.99

Muc-Off Matt Finish Detailer Care KitBuilt to banish blemishes from your pristine matt-finish surfaces, Muc-Off's Matt Finish Detailer will keep your bike free from glossy streaks, fingerprints and scuffs.Easy to Apply Matt Surface ProtectorEngineered by Muc-Off's specialist team to keep satin matt painted parts, matt finishes and matt vinyl wraps as shine-free as possible, the Matt Finish Detailer leaves a non-stick, dirt-repellent protective coating as it gets rid of unwanted prints, shiny marks and streaks. As simple as spraying on and wiping off, the Matt Finish Detailer is a brilliant bottle to get your bike back to looking its best. Features: Quick to use spray developed specifically for matt finishes Leaves a non-sticky, streak and gloss-free protective finish Carbon Fibre safe and biodegradableBuy Muc-Off Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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ODI Stay Strong Lion Heart BMX Bar Grips - Army Green - 143mm}, Army Green
  • £9.99
  • RRP £12.99
  • Saving you £23

ODI Stay Strong Lion Heart BMX GripsODI is the world leader in grip technology and uses proprietary compounds which have been extensively researched and tested by top athletes around the world to ensure that they provide the highest level of comfort and longevity possible.Features:Stay Strong Grips made in the USA By ODI Soft Krayton Rubber Based on the Longneck grip it features the classic mushroom style collapsible rib pattern with Stay Strong graphics Constructed of the ODI proprietary grip compound for comfort and durability Reinforced Closed ends to prevent grip blowout 143mm Long Bar end caps included Buy ODI/Stay Strong Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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WTB TCS Tubeless Rim Tape Roll (66m) - Yellow - 28mm - Fits i23}, Yellow
  • £9.99
  • RRP £49.99
  • Saving you £80

WTB TCS Tubeless Rim Tape Roll (66m)Light, strong, and extra sticky for durable long lasting leak proof performance.TCS Tubeless Rim Tape Width Cross Country: 19mm - 22mm Trail: 21mm - 24mm All Mountain / Enduro: 23mm - 26mm Freeride / Downhill: 27mm - 30mm Buy WTB Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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WTB Double Butted Sandvik Spokes (36 Pack) - Black, Black
  • £9.99
  • RRP £24.99
  • Saving you £60

WTB Double Butted Sandvik Spokes (36 Pack)These high-quality spokes come as a pack of 36 and feature a double-butted construction, which ensures maximum strength without adding any unnecessary excess weight. Perfect for when it's time to refresh your mountain bike or simply breathe new life back into your wheel set-up. This makes them a great choice of upgrade for reliable and durable performance on every mountain bike (MTB) trail adventure.Features: Use: MTB Spoke Type: Double Butted Sandvik Spokes Number of Spokes: 36 Length: Multiple options available to select Genuine WTB spare partsManufacturer's Part Numbers: W125-35-279P Black 279mm W125-35-280P Black 280mm W125-35-281P Black 281mmBuy WTB Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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WTB Wafel Clamp-On Grip - Black-Silver - 130mm}, Black-Silver
  • £9.99
  • RRP £14.99
  • Saving you £33

WTB Wafel Clamp-On Bar GripEnjoy comfortable, reliable grip when tackling mountain bike trails, thanks to these Clamp-On Bat Grip from WTB. Made from durable rubber and featuring a rubber block pattern for a dependable hold, they are the ideal choice for off-road exploring.Features:Material: RubberUse: Mountain Bike (MTB)Length: 130mmSingle or Pair: PairSize: 130x30mmWeight: 70g (approx.)Buy WTB Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Gloworm USB C Power Pack Adapter (G2.0) - Black - G2.0 Battery Only}, Black
  • £9.99

Gloworm USB C Power Pack Adapter (G2.0)The USB C Power Pack Adapter (G2.0) from Gloworm enables you to charge any USB-C equipped device from your G2.0 Light battery pack.The USB-C Adapter allows full utilisation of the Power Bank capabilities of the Gloworm Power Pack. Plug the adapter into the Power Bank port and it's ready to charge any USB chargeable device. Charge speeds will vary depending on the device. Max charge power is 18W (9V/2A). The adapter can also be used in conjunction with a 3rd party wall charger but charge speeds will be slow unless the charger is USB PD. Features: Plug the adapter into the Power Bank port and it's ready to charge any USB chargeable device Compatible with the Gloworm G2.0 battery onlyBuy Gloworm Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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7 iDP Kid's Transition Knee Pads - Black - S}, Black
  • £9.99
  • RRP £19.99
  • Saving you £50

7 iDP Kid's Transition Knee PadsThe perfect partner to the kid's Transition Elbow Pads, the same heat moulding foam and easy pull-on design gives great protection for the young shredders.Aimed at the youngest little rippers out there, tearing it up on balance and scoot bikes, and getting to grips with their first pedal bike out on the trails. Super light protection to let them get on with having fun on two wheels. The pull-on sock design offers a comfortable compression fit, with silicone grippers to keep the pads in place. The slip-on design sits further up the thigh than most for optimal fit. Breathable mesh back panels help to keep them dry and comfortable as they ride. The pad itself is made from the heat mouldable foam to conform to knee shape and deliver a really comfortable ride. Features:Super light protectionCompression fitBreathable sock designSilicone strip grippersPad foam moulds with body heatBuy 7 iDP Protection from Chain Reaction Cycles, the World's Largest Online Bike Store.

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7 iDP Kid's Transition Knee Pads - Black - M}, Black
  • £9.99
  • RRP £19.99
  • Saving you £50

7 iDP Kid's Transition Knee PadsThe perfect partner to the kid's Transition Elbow Pads, the same heat moulding foam and easy pull-on design gives great protection for the young shredders.Aimed at the youngest little rippers out there, tearing it up on balance and scoot bikes, and getting to grips with their first pedal bike out on the trails. Super light protection to let them get on with having fun on two wheels. The pull-on sock design offers a comfortable compression fit, with silicone grippers to keep the pads in place. The slip-on design sits further up the thigh than most for optimal fit. Breathable mesh back panels help to keep them dry and comfortable as they ride. The pad itself is made from the heat mouldable foam to conform to knee shape and deliver a really comfortable ride. Features:Super light protectionCompression fitBreathable sock designSilicone strip grippersPad foam moulds with body heatBuy 7 iDP Protection from Chain Reaction Cycles, the World's Largest Online Bike Store.

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