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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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

Nukeproof Horizon V2 Rear Axle - 150mm - 150mm}, 150mm
  • £11.99

Nukeproof Horizon V2 Rear AxleThis MTB axle is specifically designed as a direct replacement for the original rear axle that comes with Nukeproof Horizon V2 hubs. This rear axle is available in 142mm, 148mm and 150mm axle options. You will need to choose the correct axle to suit your hub spacing.Features: Use: MTBCompatibility: Replacement axle for Nukeproof Horizon V2 hubsNukeproof Part Numbers: 142mm: NUKHORV2142AXLE; 148mm: NUKHORV2148AXLE and 150mm: NUKHORV2150AXLEBuy Nukeproof Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Effetto Mariposa Caffelatex Tubeless Presta Valve Kit
  • £11.99

Effetto Mariposa Caffelatex Tubeless Presta Valve KitThe Caffélatex Tubeless Valve is a great accessory for any tubeless wheel. Thanks to its conic adapters, this versatile valve will adapt to both Presta and Schrader-drilling and features a removable valve core, which allows re-building and the fitting of a tubeless-specific Caffélatex valve extension. Being made of nickel-plated brass, it's also impressively strong and won’t break even with unfriendly pump heads (or rough hands). To make this valve easily recognisable even when mounted it comes with an anodised aluminium-tuning cap. Like all Effetto Mariposa products, it’s made in Italy to the highest quality standards. Features: Anodised aluminium tuning cap makes your quality product easy to identify even when mounted Removable valve core allows re-building and the fitting of tubeless-specific valve extensions Conic adapters adapt to both Presta and Schrader-drilling Nickel-plated brass won’t break (even with unfriendly pump heads) Suits: Road & Off Road Length: 40mm full length (37mm effective length when inserted into the rim-bed) Kit Contains: 2 x Caffélatex Tubeless Valves 2 x Anodised aluminium tuning caps 2 x Rubber conic adapters 2 x Metal washers 1 x Presta mechanism/Valve extension key Buy Effetto Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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DMR DeathGrip Collar - Silver, Silver
  • £11.99

DMR DeathGrip CollarDesigned to be used with DMR DeathGrip Handlebar Grips, this set includes two replacement collars, so you can adjust your grips to your personal preference. Made from a lightweight and durable aluminium construction, that is suitable for use in all weather conditions. They are finished off with stainless steel pinch bolts for a secure and dependable hold.Features:Collar Material: Anodised AluminiumBolt Material: Stainless SteelUse: Downhill, All Mountain, Mountain BikeCompatibility: DMR DeathGrip handlebar gripsIncluded: x2 collarsBuy DMR Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Horizon V2 Rear Axle - 142mm - 142mm}, 142mm
  • £11.99

Nukeproof Horizon V2 Rear AxleThis MTB axle is specifically designed as a direct replacement for the original rear axle that comes with Nukeproof Horizon V2 hubs. This rear axle is available in 142mm, 148mm and 150mm axle options. You will need to choose the correct axle to suit your hub spacing.Features: Use: MTBCompatibility: Replacement axle for Nukeproof Horizon V2 hubsNukeproof Part Numbers: 142mm: NUKHORV2142AXLE; 148mm: NUKHORV2148AXLE and 150mm: NUKHORV2150AXLEBuy Nukeproof Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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DMR DeathGrip Collar - Purple, Purple
  • £11.99

DMR DeathGrip CollarDesigned to be used with DMR DeathGrip Handlebar Grips, this set includes two replacement collars, so you can adjust your grips to your personal preference. Made from a lightweight and durable aluminium construction, that is suitable for use in all weather conditions. They are finished off with stainless steel pinch bolts for a secure and dependable hold.Features:Collar Material: Anodised AluminiumBolt Material: Stainless SteelUse: Downhill, All Mountain, Mountain BikeCompatibility: DMR DeathGrip handlebar gripsIncluded: x2 collarsBuy DMR Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Muc-Off Soft Washing Brush
  • £11.99

Muc-Off Soft Washing Brush Designed to clean your frame, forks, components and equipment whilst caring for your bike's delicate finish. The Soft Washing Brush sintered bristle compound is designed to clean your bike frame and components while caring for delicate finishes. All new design featuring a tough impact resistant dual density handle that won't slip in extreme conditions, oversized head for fast cleaning of large areas and rubberised impact zones for maximum protection. Muc-Off Soft Washing Brush Features: Rubberised impact zones Durable nylon bristles Reach hard to shift grime Includes hanger on handle for easy storage Buy Muc-Off Soft Washing Brush from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano XT FCM770 9 Speed Triple Chainrings - Silver - 4-Bolt, Silver
  • £11.99
  • RRP £16.99
  • Saving you £29

Shimano XT FCM770 9 Speed Triple ChainringsSpecifically designed for use with the XT M770 chainset, these 3x9-speed compatible mountain bike chainrings are the ideal replacements to get your 9-speed drivetrain working smoothly again. Made from a light, yet tough aluminium for the larger 44 and 32T rings and a strong and durable steel for the inner 22 and 26T ones, they’ll give you smooth shifting ride after ride.Features: Material: 44 and 32T: Aluminium; 22 and 26T: Steel Mount: 4 bolt Speed: 9-speed BCD: 64mm (inner), 104mm (middle and outer) Sold individually Suits Shimano FCM770 triple chainset onlyA 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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Fenwicks PTFE Anti-Seize Grease - 80ml}
  • £11.99

Fenwicks PTFE Anti-Seize GreaseAn anti-seize compound that protects metals from corrosion, aiding sealing and assembly, Fenwick’s PTFE Anti-Seize has virtually identical properties to Fenwick’s Copper-Anti Seize but is white in colour, non-staining and has an easy to wipe-up formula.Features Tube packaging negates the need for a specific grease gun, as it includes a pinpoint nozzle for accurate application and minimal wastage Anti-seize assembly grease Protects metals from corrosion White in colour Suitable for threaded and interface fit componentsBuy Fenwicks Lubes & Cleaning from Chain Reaction Cycles, the World's Largest Online Bike Store.

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microSHIFT Acolyte H033 8 Speed Cassette - Black - 11-38t}, Black
  • £11.99
  • RRP £24.99
  • Saving you £52

microSHIFT Acolyte H033 8 Speed CassetteProviding a wide range and low gears for bikes with smaller wheels, this 8 speed mountain bike (MTB) cassette is designed specifically for use with microSHIFT's Super Short cage Acolyte derailleur. It's built with the same precision and durability as the brand's wider range cassettes. It also works with a standard HG freehub body and a normal 8-speed chain.Progression Starts HereThere are plenty of obstacles on the trail - don't let your drivetrain be one of them. microSHIFT's all-new Acolyte group delivers the wide range and simplicity of a top-of-the-line shifting system, all at a price point that would make sense on your first bike. With rock-solid chain retention, intuitive shifting action, and enough gear range to climb a wall, you'll be free to focus on what's important: building your skills.Expand Your RangeYou can't work on your skills if you're walking. microSHIFT built Acolyte around an 8-speed cassette to give you all the range you need to challenge yourself. Whether you're climbing the Cascades or the neighbourhood sledding hill, all you have to think about is where to put the bike - Acolyte will take care of the rest.Features: Cog Material: Steel Surface Finish: ED Black Use: Mountain Bike (MTB) Speed: 8 Speed Spider: No Hub Compatibility: Standard FreehubManufacturer's Part Number: CS-H083 BlackBuy microSHIFT Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Muc-Off C3 Wet Ceramic Chain Lube (120ml) - 120ml}
  • £11.99
  • RRP £19.99
  • Saving you £40

Muc-Off C3 Wet Ceramic Chain Lube (120ml)The C3 Wet Ceramic Chain Lube provides you with long-lasting reliable protection for your bicycle chains, making it a must-have for any cycling enthusiast.This chain lube's formula includes Boron Nitride and Fluoro Polymers to ensure ultra-low friction for the utmost in drive chain efficiency, high performance and durability. The waterproof qualities of Muc-Off C3 Ceramic Wet Chain Lube also mean that your drive chain will excel in the harshest of riding conditions.C3 Ceramic Wet Lube comes in an easy to use bottle complete with a pipette system for quick application. It’s also 95% biodegradable and is ideal for Road, Cyclocross and MTB (mountain bike).Features:Ideal chain lubricant for Road Cycling, Cyclocross & MTBExcels in wet, muddy conditionsContains Fluoro Polymers & Boron Nitrides for efficiencyCreates Ceramic coating for chain protectionUltra long-distance performanceIncredible durabilityPipette system for accurate, easy applicationDirections for use:1. Clean drive chain thoroughly before lube application.2. Ensure drive chain area is dry.3. Apply a moderate amount of C3 Ceramic Wet Chain lube to the inside chain link while spinning pedals in a reverse motion.4. Wipe away any excess chain lube.Buy Muc-Off Ceramic Lube from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano Deore M525A Front MTB Disc Hub - Black - 32 Holes, Black
  • £11.99
  • RRP £26.99
  • Saving you £56

Shimano Deore Disc Hub Front M525ABorozon Treated Races: Diamond polished bearing races provide ultra-smooth bearing action.Features:Disc Brake Compatible: yesOver Locknut: 100mmAxle Length: 108mmAxle Diameter & Material: 9mm steelQR Lever aluminumCone Races BorozonCup Races barrel polishedContact Sealing doubleSpoke Holes 36/32 holesSpoke Hole Circle 61mmHub Shell aluminum/annodizedCenter to Flange - Right 21.1Center to Flange - Left 31.7A 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Muc-Off Tool Storage Bottle (450ml) - Black, Black
  • £11.99

Muc-Off Tool Storage Bottle (450ml)Store all your valuables in one place thanks to the Tool Storage Bottle from Muc-Off. Deceptively spacious boasting a 450ml capacity, it's ideal for keeping your keys, smartphones and cycling tools easily within reach. It's fully waterproof and can be cleaned with ease, after a muddy ride on the trail. Features:Use: Road, Mountain Bike (MTB) and CyclocrossKeep your inner tubes, gas canisters, gels, keys, money, smartphone, and any other small items with you at all timesFits into any standard-sized bottle cageEasily washed after a muddy rideFully-waterproofCapacity: 450mlBuy Muc-Off Lubricants from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Fenwicks Professional Carbon Fibre Assembly Paste - 80ml}
  • £11.99

Fenwicks Professional Carbon Fibre Assembly PasteThe advanced formula in Fenwicks’ Assembly Paste is ideal for professional and home mechanics when installing expensive carbon fibre components. It’s grip-enhancing polybeads help you to obtain the security of a firm hold. Plus, as you’ll obtain the grip you need easier, you’ll avoid damaging carbon fibre bike frames or components by overtightening.Features: Ideal for carbon-to-carbon or carbon-metal interfaces Clear paste with polybeads Stops slippage and creaking Long lasting Non-staining Non-smeary Long applicator nozzle, so no need for a grease gun, no mess when applied Packaging is non-porous so zero risk of contamination Easy to store - hang it up or stand it up Ideal size for a toolbox Buy Fenwicks Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Selle Italia SMOOTAPE Corsa Bar Tape - White, White
  • £11.99
  • RRP £12.99
  • Saving you £8

Selle Italia SMOOTAPE Corsa Bar TapeBringing you the best of both when it comes to riding comfort and high grip levels, the SMOOTAPE Corsa Bar Tape is the smart cyclist’s choice for regularly taking on endurance rides. Selle Italia has made it with a mix of EVA foam and cork, plus given it an asymmetrical hollow shape that dampens vibrations and provides a smooth overlap when wrapping it around your road bike’s handlebars. Available in a wide range of colours for showing off your individual style or for complementing your bike’s colouring, you can enjoy this tape all year round as it performs reliably in any type of weather.Features: Material: EVA foam and Cork Width: 35mm Length: 2x1800mm Thickness: 2.5mm Single or Pair: Pair Gel or Tape: Tape only Bar End Plugs Included: YesFinishing Strips Included: Yes Weight: 50gBuy Selle Italia Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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NS Bikes Hold Fast Mountain Bike Handlebar Grips - Black, Black
  • £11.99
  • RRP £24.99
  • Saving you £52

NS Bikes Hold Fast Mountain Bike Handlebar GripsAdopting a super soft rubber with a gummy feel for outstanding grip in all conditions, the Hold Fast grips will ensure you can thrash down the descents, dive into the berms and always pick your line with precision. Their extra-long length of 148mm allows you to adopt multiple hand positions and keep your thumb away from the inner clamp. The clamps also have a unique asymmetric design, which tapers towards its middle for a more secure hold on your bars. If you’re looking for a set of mountain bike grips you can reply on, you’ve just found them.Features: Material: Super soft Rubber compound with gummy feel, one clamp design Length: 148mm Outer Diameter: 31mm Barends: Integrated hard plastic reinforced barend One clamp lock-on racing grips from NS Designed for all applications The longest single clamp grips on the planet Lightweight and super strong honeycomb pattern Reasonably thin - they feel great with or without gloves Single inboard clamp design with rounded smooth edges Carbon bar compatible Weight: 102gBuy NS Bikes Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Fenwicks Stealth High Speed Grease - 80ml}
  • £11.99

Fenwicks Stealth High Speed GreaseMarginal gains are very important in the cycling industry so replace the existing grease in your rotational cup & cone or cartridge bearings to remove wasted watts and reduce friction.  Fenwick’s Stealth High Speed Grease has a super low viscosity to improve bearing efficiency for race days.  The 80ml tube packaging negates the need for a specific grease gun, as it includes a pinpoint nozzle for accurate application and minimal wastage. Features: Super low friction formula Improves bearing efficiency Ultimate performance Suitable for loose cartridge bearingsBuy Fenwicks Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Fenwicks Disc Brake Cleaner - 500ml}
  • £11.99

Fenwicks Disc Brake CleanerFast and efficient, this disc-brake specific cleaning fluid keeps your rotors spick and span thanks to its evaporating, triple solvent formula. Fit for use on a variety of contaminants, it gives a thorough clean and a dry finish while reducing brake squeal and improving overall performance. Features:Formula: Triple SolventSuitability: Disc brakesInstructions for use: Step 1: Initially, spray from a distance of 20cm to wet down the surface to be cleaned - use short blastsStep 2: Leave for 10 secondsStep 3: After surfaces have been wetted, blast away contaminants by moving the aerosol closer and using prolonged bursts. Catch residue with an absorbent clothTop Tip: If used as a chain degreaser re-lube using a Fenwick's chain lubeBuy Fenwicks Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Fenwicks Drivetrain Degreaser - 500ml}
  • £11.99

Fenwicks Drivetrain DegreaserThis fast and efficient way to prepare your drivetrain for lubrication gets rid of the mud and muck which builds up during rough and ready rides. Designed to blast through grease, oil and grime, this easily-applied formula leaves a protective, rust-resistant finish after washing away all the contaminants. Ideal for every part of your drivetrain, it is the ideal first step in getting your chain and other components back to their very best. Features:Formula: Corrosion-resistantSuitability: DrivetrainBuy Fenwicks Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Muc-Off Wet Weather Lube - 400ml Aerosol - Clear - 400ml Aerosol}, Clear
  • £11.99

Muc-Off Wet Weather Lube - 400ml AerosolEfficient, performance-enhancing and protective for wet-weather riding, the Wet Weather Lube from Muc-Off ensures smooth gear shifting performance and repels water to protect your chain and drivetrain components from corrosion.Muc-Off Wet Weather Lube is an ultra-durable, long distance bicycle chain lubricant that's been specifically formulated to excel over long distances in harsh and muddy conditions. Muc-Off's state-of-the art formula has been derived from high-performance biodegradable ingredients Muc-Off Wet Weather Lube penetrates deep into your chain links forming an even and long-lasting lubricating film to reduce metal-on-metal wear and offers total protection against corrosion. Muc-Off's integral anti-wear and extreme pressure additives coat every part of the link to provide a silky-smooth gear change and an ultra-efficient drive chain. Features: Ensures silky smooth gear shifts Reduces friction and energy consumption Repels water for chain and component protection Excels in harsh, muddy riding conditions Extreme pressure additives for increased efficiency Readily biodegradable Contains UV detection dye to ensure full coverage Can be applied to chain, shifters, cables and derailleurs Ideal for all types of bicycles Bubble gum fragrance *Only contents are biodegradableBuy Muc-Off Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Wahoo ELEMNT Quarter Turn Mount Adapter - Blue, Blue
  • £11.99

Wahoo ELEMNT Quarter Turn Mount AdapterA lightweight adaptor piece which converts a Garmin quarter turn bike computer mount to a Wahoo bike computer mount.FeaturesEnables you to convert Garmin quarter turn bike computer mount to a Wahoo bike computer mountWeighs 0.1ozBuy Wahoo Computers from Chain Reaction Cycles, the World's Largest Online Bike Store.

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