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

Fabric Slim Lock On MTB Handlebar Grips - Black Blue - 135mm}, Black Blue
  • £4.99
  • RRP £13.99
  • Saving you £64

Fabric Slim Lock On GripsThese lock-on grips are engineered for MTB use as they give you a comfortable and reliable surface to hold on to as you shred the mountain bike trails. They feature a dependable rubber construction with a hidden aluminium clamp, which means you can enjoy maximum grip with or without gloves. One final highlight is they weigh only 76g, so you won't have to worry about adding any excess weight to your mountain bike.Features: Grip Material: Kraton Rubber Clamp Material: Aluminium Use: MTB Grip Type: Comfort Diameter: 29mm Length: 135mm Single or Pair: Pair Weight: 76g (approx)Buy Fabric Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Campagnolo EPS V2 Upside Down Battery Mount Adapter - Black, Black
  • £4.99
  • RRP £38.99
  • Saving you £87

Campagnolo EPS V2 Upside Down Battery Mount AdapterEPS V2 power unit adapter for upside down installation. Genuine Campagnolo replacement part.Features: Genuine Campagnolo replacement partBuy Campagnolo Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Campagnolo EPS Mains Power Cable Kit - Black - Cable Kit - UK}, Black
  • £4.99
  • RRP £6.99
  • Saving you £29

Campagnolo EPS Mains Power Cable KitItalian quality and craftsmanship are at the core of this iconic name in cycling componentry. World champions and Tour de France winners have relied on the quality and effectiveness of 'Campag' products for many years.Features: Cable power kits for the Campagnolo EPS battery charger. Different plug standards available. WARNING - All connection, installation, removal and adjustment operations of the EPS drivetrain must only be carried out by a Campagnolo Service Center, a Campagnolo Pro Shopor a mechanic specializing in the installation of EPS systems. Any Tampering with or incorrect or incomplete installation of any part of the EPS system will automatically void the warranty. NOTE FOR SPECIALISED MECHANICS - Please remember that all assembly, disassembly, adjustment and maintenance procedures for the EPS drivetrain are described in the EPS technical manual, which is available in PDF format on our internet site www.campagnolo.com. Buy Campagnolo Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Zefal Half Toe Clips 45 - Black - Large}, Black
  • £4.99

Zefal Half Toe Clips 45 The Zefal Half Toe-Clips 45 is designed so that the upper contact area is prolongued, thus meaning that no strap is required to achieve the benefits of a system that uses straps. The half toe design is easier place and remove your feet from the pedals, which is handy if you generally only cycle for short durations of time or require an easily releasing system based on your riding conditions, terrain or situation.Features: Prolongued Toe Clip, No Strap Required Material: Techno-polymer Use: Urban, Road, MTBBuy Zefal Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Peruzzo Glass Hatch Bike Carrier Adaptor - Black - Pair}, Black
  • £4.99

Peruzzo Glass Hatch Bike Carrier AdaptorThe Glass Hatch Adaptor from Peruzzo is a genuine spare part that's suitable for rear bike carriers and 4 Bike Towball carriers where the carrier is close to a glass hatch on the vehicle.Features: Genuine Peruzzo Spare Parts Suitable For: Rear Bike Carriers 4 Bike Towball Bike CarriersBuy Peruzzo Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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HIGH5 Energy Gel Electrolyte (5 x 60g) - 5x60g
  • £4.99
  • RRP £7.49
  • Saving you £33

HIGH5 Energy Gel Electrolyte (5 x 60g)Keeping you energised and hydrated, the HIGH5 Energy Gel Electrolyte are sports gels specially formulated with fast-acting carbohydrates, for energy, and key electrolytes, for hydration.With a fruity, refreshing flavour, and a smooth, lump/clump-free consistency the HIGH5 Energy Gel Electrolytes are ideal for all-range of athletes. The gels are scientifically formulated with a fast-acting, multi-carbohydrate blend which will keep you energised before and during exercise. Meanwhile, added electrolytes help you stay hydrated, with added sodium, potassium, magnesium, and chloride replacing the key electrolytes lost through sweating.Directions for UseTear the top of the sachet and drink the gel directly from the sachet. For best results consume up to three sachets per hour during exercise, less if you are also using a sports drink.Nutritional Information Ingredients RaspberryTropicalPer 100gPer 60g GelPer 100gPer 60g GelEnergy (kJ/Kcal)646/152388/91646/152388/91Fat (g)0000of which Saturates (g)0000Carbohydrates (g)38233823of which Sugars (g)116.6127.2Protein (g)0000Salt (g)0.360.220.370.22Magnesium (mg)95579557Vitamin B6 (mg)0.460.280.460.28Tropical: Water, Glucose Syrup, Maltodextrin, Sucrose, Fruit Juice Concentrates (Mango 2%, Lime, Pineapple 0.3%), Natural Flavouring, Magnesium Citrate, Acidity Regulator (Malic Acid), Sea Salt, Potassium Citrate, Preservatives (Potassium Sorbate, Sodium Benzoate), Vitamin B6.Raspberry: Water, Glucose Syrup, Maltodextrin, Sucrose, Fruit Juice Concentrates (Raspberry 0.9%, Lime, Cranberry), Magnesium Citrate, Acidity Regulator (Malic Acid), Sea Salt, Potassium Citrate, Natural Flavouring, Preservatives (Potassium Sorbate, Sodium Benzoate), Vitamin B6.Allergen Information: For allergen information see ingredients in bold.FeaturesA multi-carbohydrate blend for energy23g carbohydrate per gelContains key electrolytes: sodium, magnesium, potassium, and chlorideSmooth, light taste with real juice flavoursNo lumpsSuitable for vegetarians and vegansBuy HIGH5 Endurance from Chain Reaction Cycles, the World's Largest Online Bike Store. 

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LifeLine Arm Band Safety Light
  • £4.99
  • RRP £8.99
  • Saving you £44

LifeLine Arm Band Safety LightThis flexible Arm Band Safety Light from LifeLine has a super bright LED to keep you visible in low-light. It is quick and simple to fit via the adjustable strap.Features:Adjustable fitSuper bright LEDQuick and easy to fitBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Stolen Compressor Fork Bolt Kit - Black, Black
  • £4.99
  • RRP £7.99
  • Saving you £38

Stolen Compressor Fork Bolt KitThis bolt kit is machined from 6061 aluminium and will securely bolt your forks in place and unlike some models, it removes the risk of you stripping threads.Features: Material: CNC 6061 Aluminium Tooling: Tighten with a 6mm Allen wrench Suits 1 1/8" steerers Weight: 14gBuy Stolen BMX Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Blank Compound Rear Hub Springs and Pawls Kit - Inc. 3 Pawls and 1Spring}
  • £4.99

Blank Compound Rear Hub Springs and Pawls KitSpecially developed to fit Blank Compound hubs on Blank Compound wheelsets, this kit contains three pawls and one spring. Genuine Blank spare parts.Features: Official Blank Spare partsCompatibility: Blank Compound hubsIncludes: 3 pawls and 1 springBuy Blank Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hope 6002 2RS Front MTB Hub Bearing - Silver, Silver
  • £4.99
  • RRP £5.99
  • Saving you £17

Hope 6002 2RS Front MTB Hub BearingAn ideal bearing for use with various moving parts on your bike, this 6002 2RS model features internal balls and lifelong lubrication for a smooth performance and low maintenance. With a double-sided rubber seal, it stays dust and dirt-free to maintain top performance through the most extreme conditions. Features: Material: Steel Bearing Type: 6002 2RS Outer Inner Diameter: 32mm Width: 9mm Seal: Double-sided rubber seal Buy Hope Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hope 6001 2RS Front MTB Hub Bearing - Grey, Grey
  • £4.99

Hope 6001 2RS Front MTB Hub BearingGenuine, full stainless steel bearing from Hope, with two rubber seals. Built for durability and high friction.Features: OD: 28mm ID: 12mm Width: 8mmBuy Hope Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Generator Front MTB Hub Axle (15x100mm)
  • £4.99
  • RRP £6.99
  • Saving you £29

Nukeproof Generator 15mm Front AxleGenuine Nukeproof replacement parts.Features: Generator 15mm Front AxleBuy Nuke Proof Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Brand-X Thru Axle Switch Lever - Black, Black
  • £4.99

Brand-X Thru Axle Switch LeverBrand-X Switch Lever is designed for use along with the Brand-X 12mm and 15mm thru-axles. This simple to use lever offers a solid engagement with the axle and can be left in place as you ride or stashed away in your bag.Features:  Compatible with both 12mm and 15mm Brand-X Thru-Axles  HEX M8 (6mm) fitment  Ride with it attached or removedBuy Brand-X Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Cycle Safe Bike Light Set
  • £4.99
  • RRP £9.99
  • Saving you £50

LifeLine Cycle Safe Bike Light SetA simple and effective set of bike lights to keep you seen and safe on every journey, this Lifeline pack is a lifesaver when it comes to riding visibility. This set includes a front and rear light, each equipped with a trio of high-brightness LEDs to keep other road users aware of your presence. Easy to mount, the front light comes with a tool-free, quick-release bracket, while the rear attaches to your seatpost with a single screw setup. Easy to Fit and Efficient Bike Light Set Both lights come with different modes to suit your riding conditions. The front gives you the option of either a constant or flashing mode, while the rear offers constant, flashing and cycle. Battery-powered, both lights give a long-lasting performance, with the front model capable of 70-120 hours of use and the rear giving you 80-160 hours of illumination. Ideal for year-round use, this is a superb system for staying visible to other road users. Features:Front Light: Light Type: 3x High-Brightness LEDs Modes:  Two: Constant and Flashing Mount Type:  Quick Release, tool-free mounting bracket Power: 2x AA batteries (included) Battery Life: Constant Mode: 70 hours; Flashing Mode: 120 hours Rear Light: Light Type: 3x High-Brightness LEDs Modes:  Three: Constant, Flashing and Cycle Mount Type:  Single screw seatpost mount Power: 2x AAA batteries (included) Battery Life: Constant Mode: 80 hours; Flashing Mode: 160 hours Buy LifeLine Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Horizon Front Mudguard - Black, Black
  • £4.99
  • RRP £8.99
  • Saving you £44

Nukeproof Horizon Front MudguardThe Nukeproof HZN mudguard is designed to be used on your forks to help prevent water, mud and grime from spraying on to your face. This mudguard is compatible with boost and non-boost models while also being ideal for use with forks up to 200mm travel. There are two different-height mounting hole points on the side of the guard, so you can tailor its fit on your bike. Plus, the front of the guard features a nose, which sits snug against your fork leg to ensure the most secure fit.Click here to view how to fit your Horizon Mudguard.Features: Prevents water, mud and grime spray Compatible with Boost and Non-boost forks Two mounting heights Includes 4x cable ties for installation Provides a secure fit for maximum protectionBuy Nukeproof Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Pioneer Road Mini Pump - Black, Black
  • £4.99
  • RRP £7.99
  • Saving you £38

LifeLine Pioneer Road Mini PumpLifeLine's Pioneer Mini Pump provides fast and simple tyre inflation with a maximum pressure of 120psi. This lightweight pump has a reversible Presta and Schrader design and comes with a mounting bracket so you can attach it to bottle bosses.Features:Reversible Presta and Schrader designThumb lock leverBracket to secure to bottle bossesMax pressure: 120psiLength: 230mmWeight: 135gBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Threaded Storage Hooks - Black - Wide}, Black
  • £4.99

LifeLine Threaded Storage HooksLifeLine Threaded Storage HookLifeLine Threaded storage hooks easily screw into wooden rafters, beams or rails  to help you organise your garage and are perfect for hanging bikes, wheels, tools and accessories. Features:  Manufactured from Steel for durability  Vinyl coated to prevent scratching paint  Threaded on the end so you can easily screw them into wooden rafters, beams or rails Buy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Blank Plain Gauge BMX Spokes - Black, Black
  • £4.99
  • RRP £8.99
  • Saving you £44

Blank Plain Gauge BMX SpokesThis pack of 40 PG BMX Spokes from Blank offers fantastic value for money; customise your wheel build without worrying about spiralling costs. Features:Material: Steel14GLong neckBlack painted brass nipplesBuy Blank Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Universal Tubeless Presta Valves - Black - 45mm, Black
  • £4.99
  • RRP £9.99
  • Saving you £50

Lifeline Universal Tubeless Presta ValvesLifeline's Universal Tubeless Presta Valves, which come as a pair, have been manufactured to offer quick, easy, and efficient installation of tubeless tyres. Allowing maximum airflow from CO2 cartridges and traditional pumps, these Universal Tubeless Presta Valves also have a removable core for easy inflation.Features:Easy installationRemovable valve coreAccept high-volume airflowAluminium valve stems

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LifeLine Universal Tubeless Presta Valves - Black - 55mm, Black
  • £4.99
  • RRP £9.99
  • Saving you £50

Lifeline Universal Tubeless Presta ValvesLifeline's Universal Tubeless Presta Valves, which come as a pair, have been manufactured to offer quick, easy, and efficient installation of tubeless tyres. Allowing maximum airflow from CO2 cartridges and traditional pumps, these Universal Tubeless Presta Valves also have a removable core for easy inflation.Features:Easy installationRemovable valve coreAccept high-volume airflowAluminium valve stems

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