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

dhb Short Sleeve Seamless Base Layer - White - XL}, White
  • £9.99
  • RRP £30.00
  • Saving you £67

dhb Short Sleeve Seamless Base LayerThe dhb Short Sleeve Seamless base Layer is a versatile option for any type of weather and conditions. The seamless construction and high level of stretch enhances comfort while the high wicking action keep you dry and fresh as you train.Knitted zones increase stretch, venting and accelerated wicking just where you need it most drawing moisture away from the skin rapidly so as to maintain a stable temperature and prevent wind-chill. The elimination of seams around the body and the high stretch fabric allows the base layer to fit closely and comfortably, reducing friction and chaffing when training.Features:Materials: 96% Polyamide(Nylon), 4% Elastane(Spandex)Versatile and high-performance seamless base layerMinimal seams and high level of stretch provide enhanced comfort, fit and freedom of movementFunctional knit zones provide wicking, venting and increased stretchHigh-level moisture management keeps you dry and freshSuitable for all seasons and weather conditionsBuy dhb Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

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7 iDP M5 Helmet 2020 - Blue - S/M}, Blue
  • £9.99
  • RRP £49.99
  • Saving you £80

7iDP M5 HelmetAn entry-level mountain bike trail helmet that's packed with protection, the 7iDP M5 Helmet gives excellent all-around coverage, all-day comfort and breezy ventilation. Meeting CE standards for protection, the M5 Helmet ensures you have the head protection you need to ride MTB trails with confidence. The dropped rear provides extra across the back of the head - after all, you never know which way you might fall when taking on tricky trails. With a quick and simple dial adjustment, you can get the perfect fit every time you hop on your bike. With 14 vents you'll also enjoy excellent levels of airflow, keeping you cool as you push your mountain bike riding limits. Features:Deep rear head coverage14 ventsCustom 7iDP visorOne hand dial adjust fitRapid adjust chin strapComplies to CE standardsEntry-level helmetBuy 7iDP Protection from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Garmin GPS Unit Bike Mount - Black, Black
  • £9.99

Garmin GPS Unit Bike Mount Attach your Oregon & Dakota to your bike to collect workout data while cycling. Great for multisport workouts. The computer quickly attaches to the bike mount for a clean transition from running to biking.Buy Garmin Nutrition & Training from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hayes Dominion MTB Disc Brake Pads - Semi Metallic}
  • £9.99
  • RRP £24.99
  • Saving you £60

Hayes Dominion MTB Disc Brake PadsThe ideal spares or replacement pads for your Dominion A4 T106 disc brakes, these semi-metallic pads allow for more wear and lower levels of thermal stress when coming to a halt. With softer brake modulation and a quieter performance under wet conditions than sintered pads, they are the perfect choice to refresh your braking setup. Features: Construction: Semi-metallic Suitability: Hayes Dominion A4 T106 disc brakes Buy Hayes Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hayes Bleed Plug - Stroker - 10 Pack}
  • £9.99

Hayes Bleed Plug - StrokerGenuine Hayes replacement partsFeatures: • Bleed Plug - Stroker • 10 packBuy Hayes Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Thule 8895 ProRide Square Bar Adaptor - Black, Black
  • £9.99

Thule 8895 ProRide Square Bar AdaptorThis high-quality adaptor is specifically designed for use with your Thule ProRide bike carrier. This superb model allows you to easily fit the carrier to your vehicles square or round aluminium load bars.Features: Compatibility: Thule ProRide bike carriers Around-the-bar adaptor Suitable for square or round aluminium load bars Buy Thule Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vision Trimax 30 Rear Road Disc Hub Axle Kit - Black - Centrelock}, Black
  • £9.99
  • RRP £24.99
  • Saving you £60

Vision Trimax 30 Rear Road Disc Hub Axle KitThis kit is engineered for use with Vision Trimax 30 rear hubs. Genuine Vision spare parts.Features: Use: Road Compatibility: Vision Trimax 30 rear hubs (disc brake) QR and X12 (142x12mm) kit included Genuine Vision spare parts Manufacturer's Part Numbers: Centrelock: 752-0557000010; 6-Hole: 752-0555000010Buy Vision Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Mobi Replacement Hose - Black - 6m}, Black
  • £9.99
  • RRP £15.99
  • Saving you £38

Mobi Replacement HoseMobi Hose - 3 MetreReplacement hose for Mobi V-15 or V-17 Washer (3metres)Buy Mobi Hose from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Mobi Bike Cleaner Concentrate (950ml) - 950ml}
  • £9.99
  • RRP £12.99
  • Saving you £23

Mobi Bike Cleaner Concentrate (950ml)The Mobi Bike Cleaner Concentrate is perfect for use on any surface,  including paintwork and clear coat bike finishes. Simply mix one-part  concentrate to four-part water and you have an economical, cost effective bike  cleaner that will restore you bike to its most pristine condition.First Step of Bike MaintenanceIts fast-acting formula begins to work instantly, removing grease, oil  and dirt. Should you be riding the dirtiest of winter trails at your local bike  park, riding filthy winter routes on the road or tackling muddy cyclocross  trails, this bike cleaner makes the first step in bike maintenance simple.Features:  Contents: 950ml  100% Acid Free  Fast Acting Formula  Simply Mix One Part Concentrate to Four Parts Water  Removes Dirt, Grease & Oil  Paintwork and Clearcoat SafeBuy Mobi Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Mobi Citrus Degreaser Chain Cleaner (950ml) - 950ml}
  • £9.99
  • RRP £12.49
  • Saving you £20

Mobi Citrus Degreaser Chain Cleaner (950ml)The Citrus Degreaser Chain Cleaner from Mobi is a powerful, fast acting degreaser that enables a smoother running drivetrain. This formula penetrates and cuts through dirt, grim and sticky lubricants, creating a cleaner, more efficient performing chain motion.Efficient Drivetrain PerformanceOnce you have applied this cleaner and have worked it into the chain, either via chain tool or brush it rinses off easily. Unlike many other degreasers, this formula has no chemical smell and instead you are greeted with a nice, citrus aroma and a sparkling, more efficient drivetrain. Features:  Powerful degreasing agent  Strong Citrus formula  Removes Grease and Oil  Fast Acting  Perfect for use with a chain cleaning tool  Contents: 950mlBuy Mobi Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Pirelli Cycl-E Downtown E-Bike City Tyre - Black - 700c}, Black
  • £9.99
  • RRP £39.99
  • Saving you £75

Pirelli Cycl-E Downtown E-Bike City TyreReady your wheel for a true urban adventure with this super-grippy Downtown tyre from Pirelli. Designed to let your E-bike zip across town, this tyre features Wet Grip technology for additional control when the weather gets rough. Plus, the grooved tread keeps rolling resistance low, allowing you to build up speed easily for an effortlessly fast ride whenever the road allows.Features: Use: Road / E-Bike E-Bike Certification: ECE-R75 approved Bead: Wire Weight: 780g - 1.18kgBuy Pirelli Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Prime Lightweight Road Thru Axle - Black - 124/15/M12*P1.5}, Black
  • £9.99
  • RRP £14.99
  • Saving you £33

Prime Lightweight Road Thru AxleIf you’re looking to shave some grams from your disc brake road bike but still retain the same confidence-inspiring hold that a 12mm thru axle provides, this Prime Lightweight axle is the perfect choice. An ideal upgrade from your bike’s bulky factory fitted model, it has a low profile, leverless design to give your modern road bike clean looks and extra security when you leave it unattended. Tough, strong and durable, these road bike thru-axles can easily be tightened up with a 6mm Allen key.Features: Material: AL7075 Low profile and lightweight CNC Precision engineered Hollow for weight saving Torque to 10NmAvailable in a range of sizes, Prime has catered for the most common road bike lengths and thread pitches: Option Type Hub Size Length Thread Length Thread Pitch Weight 1 E-Thru 12x100mm 120mm  15mm M12x1.5 24g 2 E-Thru 12x100mm 124mm  15mm M12x1.5 25g 3 E-Thru 12x142mm 160mm 15mm M12x1.5 28g 4 E-Thru 12x142mm 163mm 15mm M12x1.5 29g 5 E-Thru 12x142mm 166mm 15mm M12x1.5 30g 6 E-Thru 12x142mm 170mm 15mm M12x1.5 30g 7 E-Thru 12x142mm 173mm 15mm M12x1.5 31g Manufacturer Part Numbers: Front:  120/15/M12*P1.5: PLRDTA120B 124/15/M12*P1.5: PLRDTA124B Rear: 160/15/M12*P1.5: PLRDTA160B 163/15/M12*P1.5: PLRDTA163B 166/15/M12*P1.5: PLRDTA166B 171/15/M12*P1.5: PLRDTA171B 173/15/M12*P1.5: PLRDTA173BBuy Prime Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Prime Lightweight Road Thru Axle - Black - 160/15/M12*P1.5}, Black
  • £9.99
  • RRP £14.99
  • Saving you £33

Prime Lightweight Road Thru AxleIf you’re looking to shave some grams from your disc brake road bike but still retain the same confidence-inspiring hold that a 12mm thru axle provides, this Prime Lightweight axle is the perfect choice. An ideal upgrade from your bike’s bulky factory fitted model, it has a low profile, leverless design to give your modern road bike clean looks and extra security when you leave it unattended. Tough, strong and durable, these road bike thru-axles can easily be tightened up with a 6mm Allen key.Features: Material: AL7075 Low profile and lightweight CNC Precision engineered Hollow for weight saving Torque to 10NmAvailable in a range of sizes, Prime has catered for the most common road bike lengths and thread pitches: Option Type Hub Size Length Thread Length Thread Pitch Weight 1 E-Thru 12x100mm 120mm  15mm M12x1.5 24g 2 E-Thru 12x100mm 124mm  15mm M12x1.5 25g 3 E-Thru 12x142mm 160mm 15mm M12x1.5 28g 4 E-Thru 12x142mm 163mm 15mm M12x1.5 29g 5 E-Thru 12x142mm 166mm 15mm M12x1.5 30g 6 E-Thru 12x142mm 170mm 15mm M12x1.5 30g 7 E-Thru 12x142mm 173mm 15mm M12x1.5 31g Manufacturer Part Numbers: Front:  120/15/M12*P1.5: PLRDTA120B 124/15/M12*P1.5: PLRDTA124B Rear: 160/15/M12*P1.5: PLRDTA160B 163/15/M12*P1.5: PLRDTA163B 166/15/M12*P1.5: PLRDTA166B 171/15/M12*P1.5: PLRDTA171B 173/15/M12*P1.5: PLRDTA173BBuy Prime Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Prime Lightweight Road Thru Axle - Black - 163/15/M12*P1.5}, Black
  • £9.99
  • RRP £14.99
  • Saving you £33

Prime Lightweight Road Thru AxleIf you’re looking to shave some grams from your disc brake road bike but still retain the same confidence-inspiring hold that a 12mm thru axle provides, this Prime Lightweight axle is the perfect choice. An ideal upgrade from your bike’s bulky factory fitted model, it has a low profile, leverless design to give your modern road bike clean looks and extra security when you leave it unattended. Tough, strong and durable, these road bike thru-axles can easily be tightened up with a 6mm Allen key.Features: Material: AL7075 Low profile and lightweight CNC Precision engineered Hollow for weight saving Torque to 10NmAvailable in a range of sizes, Prime has catered for the most common road bike lengths and thread pitches: Option Type Hub Size Length Thread Length Thread Pitch Weight 1 E-Thru 12x100mm 120mm  15mm M12x1.5 24g 2 E-Thru 12x100mm 124mm  15mm M12x1.5 25g 3 E-Thru 12x142mm 160mm 15mm M12x1.5 28g 4 E-Thru 12x142mm 163mm 15mm M12x1.5 29g 5 E-Thru 12x142mm 166mm 15mm M12x1.5 30g 6 E-Thru 12x142mm 170mm 15mm M12x1.5 30g 7 E-Thru 12x142mm 173mm 15mm M12x1.5 31g Manufacturer Part Numbers: Front:  120/15/M12*P1.5: PLRDTA120B 124/15/M12*P1.5: PLRDTA124B Rear: 160/15/M12*P1.5: PLRDTA160B 163/15/M12*P1.5: PLRDTA163B 166/15/M12*P1.5: PLRDTA166B 171/15/M12*P1.5: PLRDTA171B 173/15/M12*P1.5: PLRDTA173BBuy Prime Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Prime Lightweight Road Thru Axle - Black - 166/15/M12*P1.5}, Black
  • £9.99
  • RRP £14.99
  • Saving you £33

Prime Lightweight Road Thru AxleIf you’re looking to shave some grams from your disc brake road bike but still retain the same confidence-inspiring hold that a 12mm thru axle provides, this Prime Lightweight axle is the perfect choice. An ideal upgrade from your bike’s bulky factory fitted model, it has a low profile, leverless design to give your modern road bike clean looks and extra security when you leave it unattended. Tough, strong and durable, these road bike thru-axles can easily be tightened up with a 6mm Allen key.Features: Material: AL7075 Low profile and lightweight CNC Precision engineered Hollow for weight saving Torque to 10NmAvailable in a range of sizes, Prime has catered for the most common road bike lengths and thread pitches: Option Type Hub Size Length Thread Length Thread Pitch Weight 1 E-Thru 12x100mm 120mm  15mm M12x1.5 24g 2 E-Thru 12x100mm 124mm  15mm M12x1.5 25g 3 E-Thru 12x142mm 160mm 15mm M12x1.5 28g 4 E-Thru 12x142mm 163mm 15mm M12x1.5 29g 5 E-Thru 12x142mm 166mm 15mm M12x1.5 30g 6 E-Thru 12x142mm 170mm 15mm M12x1.5 30g 7 E-Thru 12x142mm 173mm 15mm M12x1.5 31g Manufacturer Part Numbers: Front:  120/15/M12*P1.5: PLRDTA120B 124/15/M12*P1.5: PLRDTA124B Rear: 160/15/M12*P1.5: PLRDTA160B 163/15/M12*P1.5: PLRDTA163B 166/15/M12*P1.5: PLRDTA166B 171/15/M12*P1.5: PLRDTA171B 173/15/M12*P1.5: PLRDTA173BBuy Prime Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Prime Tubeless Road-Gravel Rim Tape - Black - 10m x 26mm}, Black
  • £9.99

Prime Tubeless Road-Gravel Rim TapeThis tubeless rim tape from Prime is the preferred choice of the Vitus Pro Cycling team, perfect for any road racer looking for the optimum tubeless experience. With an extra-strong adhesive base and designed to be heat-resistant, this tape keeps your rim sealed air-tight and prevents wear even when you're gunning for first place. Plus, it's easy-to-apply and conforms perfectly to the shape of your rim, so you can enjoy all the fast-rolling, puncture-resistant benefits of a tubeless wheel without any hassle.Features:  Length: 10m  Heat Resistant  Easy to Apply  Can also be used as standard rim tape in Clincher set-up  Available in 22mm, 24mm and 26mm widthsBuy Prime Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Prime Tubeless Road-Gravel Rim Tape - Black - 10m x 22mm}, Black
  • £9.99

Prime Tubeless Road-Gravel Rim TapeThis tubeless rim tape from Prime is the preferred choice of the Vitus Pro Cycling team, perfect for any road racer looking for the optimum tubeless experience. With an extra-strong adhesive base and designed to be heat-resistant, this tape keeps your rim sealed air-tight and prevents wear even when you're gunning for first place. Plus, it's easy-to-apply and conforms perfectly to the shape of your rim, so you can enjoy all the fast-rolling, puncture-resistant benefits of a tubeless wheel without any hassle.Features:  Length: 10m  Heat Resistant  Easy to Apply  Can also be used as standard rim tape in Clincher set-up  Available in 22mm, 24mm and 26mm widthsBuy Prime Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Prime Tubeless Road-Gravel Rim Tape - Black - 10m x 24mm}, Black
  • £9.99

Prime Tubeless Road-Gravel Rim TapeThis tubeless rim tape from Prime is the preferred choice of the Vitus Pro Cycling team, perfect for any road racer looking for the optimum tubeless experience. With an extra-strong adhesive base and designed to be heat-resistant, this tape keeps your rim sealed air-tight and prevents wear even when you're gunning for first place. Plus, it's easy-to-apply and conforms perfectly to the shape of your rim, so you can enjoy all the fast-rolling, puncture-resistant benefits of a tubeless wheel without any hassle.Features:  Length: 10m  Heat Resistant  Easy to Apply  Can also be used as standard rim tape in Clincher set-up  Available in 22mm, 24mm and 26mm widthsBuy Prime Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Prime RR-50 V3 Road Wheel Sticker Pack - Grey - Pack of 6}, Grey
  • £9.99

Prime RR-50 V3 Sticker PackDesigned for customising your Prime RR-50 V3 rim or disc brake wheelset, this sticker pack is perfect for adding some extra style and flair to your ride. It features six high-quality stickers that are easy to apply to your Prime rims for an eye-catching finish.Features: Compatibility: Prime RR-50 V3 rim and disc brake wheelsets Pack Size: Pack of 6 stickersBuy Prime Bike Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Prime RR-50 V3 Road Wheel Sticker Pack - Green - Pack of 6}, Green
  • £9.99

Prime RR-50 V3 Sticker PackDesigned for customising your Prime RR-50 V3 rim or disc brake wheelset, this sticker pack is perfect for adding some extra style and flair to your ride. It features six high-quality stickers that are easy to apply to your Prime rims for an eye-catching finish.Features: Compatibility: Prime RR-50 V3 rim and disc brake wheelsets Pack Size: Pack of 6 stickersBuy Prime Bike Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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