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

Camelbak Podium Chill 620ml Dirt Series SS19 - Black - 620ml}, Black
  • £13.99
  • RRP £19.00
  • Saving you £26

Camelbak Podium Chill 620ml Dirt SeriesA water bottle built to withstand the harshest of environments that’s ideal for MTB riders and hikers that like to take things well and truly off the trail. The bottle comes with an integrated mud cap which stops dirt, mud and more from entering your nozzle. The double-walled construction, meanwhile, provides excellent insulation which keeps your water cold for twice as long as well as keeping warm drinks warm on the go.Features620ml maximum capacityIntegrated mud cap which keeps dirt out of the nozzleDouble-walled construction with insulationKeeps water cold for twice as longSelf-sealing jet valveRemovable nozzle for easy cleaningPositive lockout system for leak-proof transportationBPA-free TruTaste designPolypropylene constructionJet valve made from medical grade siliconeWeighs 113gDimensions: 7cm x 7cm x 24cmBuy Camelbak Water Bottles from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Cateye Omni 5 Front Bike Light - Black, Black
  • £13.99
  • RRP £16.99
  • Saving you £18

Cateye Omni 5 Front Bike LightFive bright LEDs deliver great brightness with impressive runtime. New Omni Directional Technology increases safety while three modes - rapid, flashing and constant, let you select the right level of visibility. With two AAA batteries, the Omni 5 will run up to 120 hours. The simple, tool-free FlexTight bracket and included clothing clip allow you to easily attach the Omni 5 anywhere you’d like.Features: Dimension: 36.0 x 75.0 x 21.9mm Weight: 41.8g (light unit and battery) Light source: White LED X5 Battery: AAA alkaline battery X2 Runtime: Approx. 40hrs in constant, 120hrs in flashing, and 40hrs in rapid mode Mount Size: φ22.2~32.0mm (FlexTight SP-12-F) Other: Clothing clip includedBuy Cateye Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Osprey Ultralight DrySack 6 - Electric Lime, Electric Lime
  • £13.99
  • RRP £16.00
  • Saving you £13

Osprey Ultralight DrySack 6Osprey's Ultralight DrySack 6 is made from a fully waterproof coated fabric with taped seams and a waterproof roll-top closure to keep your gear fully protected from the rain. This lightweight DrySack is rectangular in shape for efficient packing and the Hi-Vis reflective detail will keep you visible in low-light.Features:Material: 40D Nylon RipstopFully waterproof coated fabric and seamsFully waterproof roll-top closureHi-VisRectangular shape for efficient packingReflective graphic printing6L capacityMain Dimensions: 28cm x 18cm x 10cm (LxWxD)Weight: 30gBuy Osprey Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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TA Double Chainring Bolts (Set of 5) - Silver - One Size}, Silver
  • £13.99

TA Double Chainring Bolts (Set of 5) These Genuine TA chromed steel chainring bolts are the ideal choice for double chainsets. They are lightweight and durable enough for road and mountain bike (MTB) use and will ensure you get the most from your chainset.Features Material: Chromed Steel Compatibility: Double chainsets Manufacturer's Part Number: TAD302 Set of 5Buy TA Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Mobi Eco Citrus Degreaser Chain Cleaner - 950ml}
  • £13.99

Mobi Eco Citrus Degreaser Chain CleanerThis powerful chain degreaser enables you to clean your chain and keep  it running at optimal efficiency. It penetrates dirt, grime and sticky chain  lubricant and is also perfect for cleaning your bike.Eco Friendly, Bio DegradableThe Mobi Eco Citrus Degreaser is fast acting and works straight away. It  rinses off your chain/components easily and thanks to its citrus formula, it  smells nice. An additional benefit is that it is also Eco friendly, is biodegradable  and has minimal impact on the environment.Features:  Contents: 950ml  Formula: Citrus  Powerful Degreaser  Breaks down grease and oil  Fast ActingBuy Mobi Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Buff 5 Panel Go Cap SS22 - Black - S/M}, Black
  • £13.99
  • RRP £23.95
  • Saving you £42

Panel Go CapShielding you from the sun while outdoors, the Buff 5 Panel Go Cap is a versatile cap with a flexible fit and a highly breathable, quick-drying construction.The Buff 5 Panel Go Cap is a simple sports cap that offers reliable sun protection and efficient sweat absorption. The cap comes with a flexible design which provides auto adjustment to any sized head. Made from advanced materials, the cap expertly wicks away moisture, keeping you cool and dry during your most intense activities.Features:Designed to provide a perfect adjustment for every sizeDesigned to wick away moisture in an efficient and fast wayIdeal for high intensity activitiesProtects from sun raysBuy Buff accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Buff 5 Panel Go Cap SS22 - Black - L/XL/XXL}, Black
  • £13.99
  • RRP £23.95
  • Saving you £42

Panel Go CapShielding you from the sun while outdoors, the Buff 5 Panel Go Cap is a versatile cap with a flexible fit and a highly breathable, quick-drying construction.The Buff 5 Panel Go Cap is a simple sports cap that offers reliable sun protection and efficient sweat absorption. The cap comes with a flexible design which provides auto adjustment to any sized head. Made from advanced materials, the cap expertly wicks away moisture, keeping you cool and dry during your most intense activities.Features:Designed to provide a perfect adjustment for every sizeDesigned to wick away moisture in an efficient and fast wayIdeal for high intensity activitiesProtects from sun raysBuy Buff accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Deda Elementi Quill Stem Adapter - Black - 1", Black
  • £13.99
  • RRP £17.99
  • Saving you £22

Deda Elementi Quill Stem AdapterIf you have a classic bike and want to remove your one-piece threaded stem system to open up a wider range of stem angles and lengths, this Quill Stem Adaptor is what you need. Created by Deda Elementi to enable you to run threadless stems on older or steel bikes with threaded headtubes and fork steerer tubes, it provides you with a 1” stem clamp area so you can run 1” threadless stems.Features: Material: Machined aluminium alloy Finish: Anodised black Fork steerer inside diameter 22.2mmStem clamp area diameter 25.4mm (1")Not compatible with 1.1/8" stemsBuy Deda Elementi Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Syncros Gloss Alloy Stem - Blue-Black - 1.1/8", Blue-Black
  • £13.99
  • RRP £29.99
  • Saving you £53

Syncros Gloss Alloy StemReady for hitting the trails, this mountain bike (MTB) stem features a robust alloy construction that makes it more than capable of handling all the intensity that's associated with all-day epics on your favourite off-road routes. Whether you're exploring the trails with your riding buddies or navigating across new terrains on your own, this versatile stem is engineered for dependable performance, wherever your ride takes you. Compatible with handlebars that feature a 31.8mm bar clamp diameter and forks with a 1 1/8" steerer diameter, this model ensures a secure connection for holding your steering setup firmly together. One final highlight is it comes complete with a sleek gloss finish to complement your ride.Features: Material: Alloy Finish: Gloss Use: Mountain Bike (MTB) Bar Clamp Diameter: 31.8mm Steerer Clamp Diameter: 1 1/8"Buy Syncros Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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FSA SL Alloy ACB Headset Bearing - Red - 1.5", Red
  • £13.99
  • RRP £19.95
  • Saving you £30

FSA SL Alloy ACB Headset BearingThe ideal replacement bearings for FSA headsets. This Super Light (SL) ACB Bearing features an alloy construction for exceptional durability without adding unnecessary weight, making them the perfect addition to your headset.Features:Dimensions: 1.5" ACB 36° x 45°; 1.1/8" ACB 45° x 45°Please note: bearings are sold individually.Buy FSA Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Tifosi Integrated Headset (1.1-8") - Black - 1.1/8", Black
  • £13.99
  • RRP £15.99
  • Saving you £13

Tifosi Integrated Headset (1.1/8")Making sure your fork and headtube move as efficiently and smoothly as possible, this hard-working headset by Tifosi is the ideal addition to your steering setup. Compatible with 1 /18" headtubes and equipped with a Campagnolo 45/45 fitment, it keeps your front-end moving freely, to keep you focused on the ride at hand. Features:Size: 1 1/8" Degree: 45/45° Buy Tifosi Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Low Direct Mount Upper MTB Chain Guide - Purple - 28-36t}, Purple
  • £13.99
  • RRP £27.99
  • Saving you £50

Nukeproof Low Direct Mount Upper MTB Chain GuideDesigned by the Nukeproof engineers for performance, this guide ensures that you don't drop your chain when out on the MTB trails. It features a hard-wearing alloy backplate with a composite top guide. This makes it more than capable of withstanding all the knocks and jolts as you blast across the mountain. Nukeproof has also equipped this trail-ready model with a soft rubber co-moulded into it. This also reduces wear and noise from your chain and increases its longevity. This guide fits all bikes with a SRAM S3 / Shimano E-Type front derailleur mount and comes with various washers allowing you to fine tune your chainline setup.Click here to download installation instructions.Features:Backplate Material: AlloyHardware Material: Stainless Steel Use: MTB Compatibility: 28-38T chainrings, Boost and Oval Weight: 32g (Guide, 2x bolts & 2x 3mm washers) Manufacturer Part Numbers:Copper: NPCHAGUILDMBlack: NPCHAGUILDMBLKBlue: NPCHAGUILDMBLUGrey: NPCHAGUILDMGRYPurple: NPCHAGUILDMPURRed: NPCHAGUILDMREDBuy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Low Direct Mount Upper MTB Chain Guide - Copper - 28-36t}, Copper
  • £13.99
  • RRP £27.99
  • Saving you £50

Nukeproof Low Direct Mount Upper MTB Chain GuideDesigned by the Nukeproof engineers for performance, this guide ensures that you don't drop your chain when out on the MTB trails. It features a hard-wearing alloy backplate with a composite top guide. This makes it more than capable of withstanding all the knocks and jolts as you blast across the mountain. Nukeproof has also equipped this trail-ready model with a soft rubber co-moulded into it. This also reduces wear and noise from your chain and increases its longevity. This guide fits all bikes with a SRAM S3 / Shimano E-Type front derailleur mount and comes with various washers allowing you to fine tune your chainline setup.Click here to download installation instructions.Features:Backplate Material: AlloyHardware Material: Stainless Steel Use: MTB Compatibility: 28-38T chainrings, Boost and Oval Weight: 32g (Guide, 2x bolts & 2x 3mm washers) Manufacturer Part Numbers:Copper: NPCHAGUILDMBlack: NPCHAGUILDMBLKBlue: NPCHAGUILDMBLUGrey: NPCHAGUILDMGRYPurple: NPCHAGUILDMPURRed: NPCHAGUILDMREDBuy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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E Thirteen XCX Chain Guide Backplate - Black - E-Type/S3}, Black
  • £13.99
  • RRP £38.95
  • Saving you £64

E Thirteen Backplate - XCXReplacement backplate for the XCX chainguide.The brainchild of World Cup mechanic and now Hive Brand OE & International Distributor Ninja Jonas Mikolayunas, the XCX Chain Retention System has literally been years in the making. The XCX, has been used by friends and employees of e*thirteen since 2004 and now has been proven at the highest levels of competition right out of the gate. Having won the Men's Elite Silver medal in the 2009 UCI World Championship Cross Country race the XCX is the first chain retention system in the world to podium at a international World Cup XC event. Primary Uses: XC Race, 1-by set-upsFeatures:• 1.5mm backplate spacing • Gear range of 32T - 42T, small enough for the steep Mont Saint Anne climbs and big enough to win Glouchester, Massachusetts! • 7075 aluminium backplate • Chainring size compatibility: 33T - 42TBuy E Thirteen Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Easton MicroFibre Bar Tape - White, White
  • £13.99
  • RRP £24.99
  • Saving you £44

Easton MicroFibre Bar TapeThe new Microfiber Tape features minimizes road buzz with adhesive gel backing, anti-shock foam and a microfiber cloth surface. It transmits road feel without harshness and doesn’t get squishy or slippery like traditional gel tape.Features: Material: Microfibre cloth surface, Anti-shock foam Transmits road feel without harshness Included: Two rolls and two Easton end caps (enough length to wrap all drop bar widths) Buy Easton Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Cinelli Macro Splash Cork Bar Tape - White - Black, White - Black
  • £13.99

Cinelli Macro Splash Cork Bar TapeMade from a soft, natural cork material and backed up with a vibration-dampening polyurethane base, the Macro Splash bar tape will increase the comfort of your drop bar bike and give it a very distinctive look. With enough length to suit all drop bar sizes and shapes, it comes with matching Cinelli bar end plugs to complete the look.Features: Material: High content, natural cork in a polyurethane base Single or Pair: Pair, enough length for all drop bar sizes Gel or Tape: Tape Bar End Plugs Included: Yes, Includes 2x logo plugs Finishing Strips Included: Yes Inside central adhesive strip for easy mounting Cinelli logo embossed throughout tape length Two colour combinationBuy Cinelli Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Deda Elementi Presa Bar Tape - Black-Grey, Black-Grey
  • £13.99
  • RRP £27.99
  • Saving you £50

Deda Elementi Presa Bar TapeThis Presa Bar Tape from Deda Elementi delivers exceptional grip no matter what the weather or terrain throws at you. Offering two layers including an EVA compound combined with an upper layer of a PU surface for enhanced control and durability. This is the ideal bar tape for a reliable hold you can count on. Features:Material: EVA combined with a tacky PU surfaceBar Ends Included: NoUse: RoadLength: 210cmWidth: 30mmThickness: 3mmWeight: 85g (approx.)Buy Deda Elementi Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Colnago Dot Handlebar Tape - Black - Black, Black - Black
  • £13.99
  • RRP £24.95
  • Saving you £44

Colnago Dot Handlebar TapeThe Dot Handlebar Tape from Colnago is made from durable synthetic materials and features a matte finish for exceptional grip and comfort when cycling. It benefits from a two-tone design and is incredibly lightweight at only 70g, it also comes with bar end plugs included. Features:Material: SyntheticFinish: Matte texturedUse: RoadSingle or Pair: PairGel or Tape: TapeBar Ends Included: YesWeight: 70g (approx.)Manufacturer Part NumbersBlack - Light Blue: 1NSM.CLN.DOT.000.BKLBBlack - Green: 1NSM.CLN.DOT.000.BKGRBlack - Black: 1NSM.CLN.DOT.000.BKBKBlack - Red: 1NSM.CLN.DOT.000.BKRDBlack - Orange: 1NSM.CLN.DOT.000.BKORBlack - Grey: 1NSM.CLN.DOT.000.BKANBlack - White: 1NSM.CLN.DOT.000.BKWHBuy Colnago Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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microSHIFT Acolyte M7180 8 Speed MTB Gear Shifter - Black - Xpress Shifter}, Black
  • £13.99

microSHIFT Acolyte M7180 8 Speed MTB Gear ShifterThe microSHIFT Acolyte M7180 provides a smooth and crisp gear shifting performance and is designed for use with Acolyte drivetrain components. It features an easy to read gear display, comfortable and ergonomic trigger design and is ideal for cross-country, all-mountain and general off-road trail riding.Durable, Efficient and Precise 8-Speed Gear Shifting PerformanceChanging gears is a snap with the Acolyte shifter. Discrete thumb and index levers and a crystal-clear gear indicator simplify shifting decisions, making each action and reaction easy to understand. And, of course, it retains the light action and positive indexing that microSHIFT has made its name on.Key Features: Ergonomic trigger placement Clear and easy to read indicator For mountain bike useFeatures: Series: Acolyte Model No.: SL-M7180-R Shifter Style: Flat Bar Xpress Trigger Speed: 8-Speed Sealed Bearings: No Compatibility: microSHIFT Acolyte Only Gear Indicator: Yes Operations: Index-Thumb Bracket Material: AluminiumBuy microSHIFT Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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SureShift M310 Mountain Bike Gear Shifter Extender - Yellow - M310}, Yellow
  • £13.99
  • RRP £15.00
  • Saving you £7

SureShift M310 Mountain Bike Gear Shifter ExtenderDelivering increased comfort, control and confidence, this extender is specifically designed to make the process of changing gears easier on your Shimano M310 shifter. Simply slot this extender over the existing shifter thumb lever and enjoy the benefits of a larger contact point. Perfect for adults as well as kids with smaller hands that often find it difficult to change gear, this model reduces tension, increases the contact point and also shortens the lever arc. With gear changing simplified, it means that more challenging terrain can be tackled, miles eaten and speed controlled. One final highlight is it's available in a range of bright colour options to complement any bike while allowing the rider to focus on the trail ahead.Features: Use: MTB Compatibility: Shimano M310 gear shifters Single or Pair: SingleManufacturer's Part Numbers: SSM310YEL - YellowBuy SureShift Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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