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.
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!

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Chain Reaction UK have 41186 products listed

LifeLine Shimano BH59 Universal Olive Insert-Nut - Gold - 2.3mm Diameter, Gold
  • £3.49
  • RRP £4.99
  • Saving you £30

LifeLine Shimano BH59 Universal Olive Insert/NutThis four pack includes brass olives, brass nuts and inserts that are specifically designed to fit Shimano BH59 hydraulic brake hose. Excellent quality replacement parts.Features: Brass Olive, Brass Nut & Insert 4 Pack BH59 CompatibleBuy LifeLine Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Clarks Steel Anodised Rotor Bolts - Blue, Blue
  • £3.49
  • RRP £5.99
  • Saving you £42

Clarks Steel Anodised Rotor BoltsAnodised rotors bolts, in a pack of 6, precision engineered.Buy Clarks Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Continental Quality 650B Mountain Bike Inner Tube - 42mm Valve
  • £3.49
  • RRP £7.49
  • Saving you £53

Continental Quality 650B Mountain Bike Inner TubeThis quality Mountain Bike (MTB) Inner Tube from Continental has been expertly moulded to ensure roundness for ultimate performance. Each inner tube has been rigorously testes by Continental and has passed a 100% quality test, so you know you are getting a reliable and dependable replacement inner tube for your mountain bike. Features:PU: 25Value Type: Presta Use: MTB/Road/Commutor/Touring/CyclocrossWeight: 235gBuy Continental Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Tool Storage Bottle - Black - White - One Size}, Black - White
  • £3.49

LifeLine Tool Storage BottlePerfect for carrying essentials on your ride, the LifeLine Tool Storage Bottle fits securely into any bottle cage. It has plenty of room for items such as tubes, inflators, CO2 cartridges, multi tools, energy bars, gels, keys, cards, smartphones or whatever small items you need to bring with you. It's also completely waterproof to keep your belongings protected from the elements.Features:550ml capacity to fit inner tubes, inflators, CO2 cartridges, multi tools, energy bars/gels, keys60mm wide mouth accommodates smartphonesCompletely waterproof storage, perfect for wet conditionsFits in a standard bottle cageBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Legion Brake Lever Cover - Grey-White - Dura Ace 7800 Ultegra 6600 105 5600}, Grey-White
  • £3.49
  • RRP £9.99
  • Saving you £65

Legion Brake Lever CoverPerfect for giving your damaged lever a second chance at life. The Legion Brake Lever Cover allows you to cover up accident damage and hide the signs of age/wear.Developed for use with Shimano brake levers, this stylish cover is ideal for restoring your brake lever's finish. It features a specially designed surface, which promotes friction in the braking section, while also reducing friction in the shifting interface. This makes it great for rainy days.Thermal ProtectionSuitable for all-weather conditions, this brake lever cover is engineered to protect your fingers on cold, frosty rides by delivering a thermal barrier over the heat sucking aluminium surface. Cold fingers can adversely impact the functionality of your braking performance, so this model ensures that you will always perform at your best. Coming complete with an attractive finish, this is a great choice of upgrade for covering up after an accident and hiding the signs of wear and tear by bringing life back to your levers.Features: Compatibility: Shimano Ultegra 6600, Dura Ace 7800, 105-5600 Manufacturer's Part Number: 2SK-S1-3-S1Technologies:Restore your Brake Levers: Cover up accident damage or hide the signs of age/wear and tear by bringing life back to your levers.Improve functionality: The specially designed surface promotes friction in the braking section whilst reducing friction in the shifting interface. Ideal for rainy days.Thermal Protection: Protect your fingers on cold frosty rides by delivering a thermal barrier over the heat sucking aluminum surface. Cold fingers can adversely impact functionality.Buy Legion Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Mobi Eco Citrus Degreaser Chain Cleaner(75ml) - 75ml}
  • £3.49

Mobi Eco Citrus Degreaser Chain Cleaner(75ml)This 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: 75ml  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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Hope 7 Speed Cassette Spacer
  • £3.49

Hope 7sp SpacerCNC machined alloy cassette spacer to allow a 7sp cassette to fit on an 8sp or 9sp freehub.Buy Hope Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Transfil Shimano Road Tandem Inner Brake Cable - Silver, Silver
  • £3.49
  • RRP £3.99
  • Saving you £13

Transfil Shimano Road Tandem Inner Brake CableThe Transfil Shimano Road Tandem Brake Cable Inner is made from the highest quality stainless steel and has been pre-stretched, meaning they do not require constant adjustment like lots of other cables do as they wear-in. Transfil's technology comes from the research and innovation of the production of the control cables they produce for the French car industry. These specific cables are tailored to provide optimised performance and longevity for use with a Tandem bike equipped with Shimano brakes.Features: High-Quality Stainless Steel Pre-Stretched Cable Diameter: Shimano specific 1.5mm Cable Length: 250cmBuy Transfil Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Spank SPOON Flat MTB Pedal Bearings and Bushes - 100/110 Pedal}
  • £3.49
  • RRP £9.99
  • Saving you £65

Spank SPOON Flat MTB Pedal Bearings and BushesThis Spank pedal bearing and bush kit contains the essential parts to get your Spank Spoon pedals running smooth and wobble free again. The rigors of mountain biking can be hard on your pedals, especially due to the occasional rock strike and stresses of landing jumps and drops. This service kit will breathe new life into your favourite pedals.Features: Genuine Spank industries product Compatible with Spank Spoon models 2015 onwards 2x Sealed bearings 2x 10mm IGUS bushings 2x Green Friction Seals 2x Locknut/O-ringsBuy Spank Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Zefal Spring Bottle Cage - Black, Black
  • £3.49

Zefal Spring Bottle CageStay hydrated on to go, thanks to this incredibly lightweight Spring Bottle Cage from Zefal. Made from durable and resistant material it is long-lasting and ready to withstand any knocks you meet on the road or trail. Features:Lightweight and flexibleLong-lasting - its flexibility means it can withstand knocksStiff, comfortable and versatileMaterial: Thermoplastic resinWeight: 46gBuy Zefal Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vitus M5ER-H5ER Rear Hub Pawl and Spring Kit - Neutral, Neutral
  • £3.49

Vitus M5ER-H5ER Rear Hub Pawl and Spring KitThis rear hub pawl and spring kit is specifically designed to fit all Sentier/Mythique and Rapide Vitus rear hubs.Features: Compatibility: All Sentier/Mythique and Rapide Vitus Rear Hubs Part Number: M5ER, H5ERBuy Vitus Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Presta Removable Valve Core (Pack of 4) - Silver, Silver
  • £3.49

LifeLine Presta Removable Valve Core (Pack of 4)The LifeLine Presta Removable Valve Cores are a very useful spare to carry with you in your saddlebag. Compatible with any Presta valve inner tube that has a removable core, they come with a removal/installation tool to help you swap out your bent or gummed up Presta valve core.Features:  Pack of 4 Presta valve cores  Removal/installation tool included  Compatible with Presta valves onlyBuy LifeLine Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Joe's No Flats Presta Valve Key
  • £3.49
  • RRP £6.99
  • Saving you £50

Joe's No Flats Presta Valve KeyIt's our love of bicycling and fresh air that makes us free. Free to ride, travel, explore, commute or compete. Joe's No Flats provides the bicycle market with the world's most effective tubeless solutions.Features: Plastic key for removing and inserting French/Presta Valve Core. 10 pcs french/presta valve key.Buy Joe's No Flats Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Joe's No Flats Yellow Gel Tyre Sealant
  • £3.49
  • RRP £7.99
  • Saving you £56

Joe's No Flats Yellow Gel Tyre Sealant Fiber gel sealant for inner-tubes (not for tubeless system). Contains micro-fibers to prevent punctures in the tread up to 3 mm. Non-toxic, Long lasting and easy to install. Easy to use spout fits into all valves. For effective puncture resistance, add fresh sealant every 12 months. If you get a puncture, always SPIN the wheel to distribute the sealant. Recommended Amount for 1 26" or 29" inner-tube: a 240 ml bottle is good for 2 bicycle wheels. Buy Joe's No Flats Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hutchinson Road Bike Inner Tube - 48mm
  • £3.49
  • RRP £5.99
  • Saving you £42

Hutchinson Road Bike Inner TubeSuitable for all types of road cycling including racing, training and commuting, Hutchinson has made this bike inner tube from high-quality butyl rubber and kept the weight low by giving it a 0.9mm thickness. This means it retains air for longer and gives you reliable durability without adding too much weight to your bike.Features: Material: High-quality Butyl Rubber with a thickness of 0.9mm General-purpose standard Road tube Retains air well Valve Length: 48mm & 60mm Valve Type: Presta Valve Core Removeable: No Mount Type: Threaded Mounting Kit/Tools Included: No Weight: 48mm Valve: 90g; 60mm Valve: 100gBuy Hutchinson Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Weldtite Self Sealing Inner 26" Tube
  • £3.49
  • RRP £6.99
  • Saving you £50

Weldtite Self Sealing Inner 26" TubeNow pre-filled into inner tubes in the correct dosageFeatures: Prevents flat tyres Seals punctures instantly up to 3mm diameter Works time after time Water based with anti corrosion - completely harmless Inner tube and tyre will not stick together Will not dry out regardless of outside temperature Every inner tube is individually tested before leaving the factory.Buy Weldtite Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Maxxis Welter Weight BMX Inner Tube - 20"
  • £3.49
  • RRP £6.99
  • Saving you £50

Maxxis Welter Weight BMX TubeMaxxis Welter Weight tubes are engineered for aggressive riders who require durability in their inner tubes. The middle-weight tubes in the Maxxis line are targeted to all disciplines of riding.Features: 0.90mm thick walls. Puncture resistant. Size: 20 x 1.90/2.125 Weight: 123g Valve: SchraderBuy Maxxis Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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BBB Loud & Clear Bike Bell - Black, Black
  • £3.45

BBB Loud & Clear Bike BellStay heard and seen with the Loud & Clear Bike Bell from BBB. Benefiting from a unique bell spring system for extra volume, this bike bell is hard-wearing and attaches to your bike with ease thanks to its optimised clamping mechanism. Features:Colours: Black and whiteFits: 31.8 mm, 25.4 mm and 22.2 mm handlebarsBuy BBB Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Leatt DBX 6.5 Emergency Bolt
  • £3.40
  • RRP £16.99
  • Saving you £80

Leatt DBX 6.5 Emergency BoltEmergency bolts are used in a special release mechanism on your Leatt neck brace which allows for quick and easy removal of the brace from an injured rider.Features: Specifically for the DBX 6.5 neck braceBuy Leatt Protection from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Leatt Size Adjustment Clip 5.5-6.5 - Pair}
  • £3.40
  • RRP £16.99
  • Saving you £80

Leatt Size Adjustment Clip 5.5/6.5Independently backed by science and testing, and trusted by some of the fastest riders in the world Leatt protects athletes who constantly push the limits.Features:Size adjustment Clip 5.5 - 6.5 neck brace. PairBuy Leatt Protection from Chain Reaction Cycles, the World's Largest Online Bike Store.

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