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

Continental Tour 28 Slim Inner Tube - Black - 42mm Valve, Black
  • £4.50
  • RRP £7.49
  • Saving you £40

Continental Tour 28 Slim Tube High quality butyl tube ideally suited for city and trekking/touring bikes. The Slim version offers a lower rotating weight without sacraficing tube thickness, therefore helping to increase speed. Continental Tour 28 Slim Tube Specifications: ETRTOSizeWeight28-609 - 37-642 700x28-37c 27x1 1/8 - 28x1 3/8 - 1 5/8 155g Buy  Continental Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Föhn Buff - Navy - One Size}, Navy
  • £4.50
  • RRP £15.00
  • Saving you £70

BuffTake the chill off with this genuine BUFF® neck tube, made from recycled materials. A versatile essential, not only can it be worn multiple ways and protect you from the cold, but it will shield you from harmful UV rays too.Föhn have partnered with BUFF® to ensure you have all the essential gear for your favourite sports. Offering versatile protection for everything from cycling to hiking, this Föhn Buff will keep the cold out without adding any unecessary bulk. Made with UltraStretch technology and fantastic moisture-wicking properties, you can be sure of exceptional comfort and performance, while Ultraviolet Protection Factor (UPF) of 50+ keeps your skin protected from the harmful rays of the sun.This multi-functional accessory can also be worn in many ways – from the common neckerchief to headband and balaclava. Additionally, BUFF® are committed to a sustainable future and have used an exclusively polyester microfibre obtained from clear plastic recycled bottles supplied and certified by REPREVE®.Features:Genuine BUFF® neck tube with Föhn all over arrow printEffective protection from cold weatherUltraStretch technology for supreme comfortFast-wicking material keeps you dryUPF 50+ protectionVersatility offers wide range of wearing stylesFits most neck sizesMade using recycled materials from REPREVE®; 100% PolyesterBuy Föhn outdoor accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Fox Racing 180 Backpack AW20 - Cranberry - One Size}, Cranberry
  • £4.50
  • RRP £45.00
  • Saving you £90

◌180 BackpackThe Fox Racing 180 Backpack is your classic do-it-all every day haulage option, and with a 27-litre capacity, this rucksack offers space for all your daily essentials.Thanks to a large main compartment, the 180 Backpack can fit in plenty of gear for any kind of outdoor adventure. A mesh back panel ensures more breathability when you're being active, and side mesh pockets make space for carrying water bottles, ensuring you stay hydrated. A utility pocket, with an organisation system, keeps bits and pieces tidy, while an internal padded sleeve is designed to keep your laptop safe. Lastly, MOLLE webbing points allow you to attach accessories. Features:Breathable mesh back panel with paddingHaul handle on topLarge main compartmentUtility pocket with an organisation systemInternal padded laptop sleeveMesh water bottle pockets on both sidesMOLLE webbing to attach accessories27 litres; 53 x 34 x 17cmBuy Fox Racing bags from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Fox Racing 180 Backpack AW20 - Blue - One Size}, Blue
  • £4.50
  • RRP £45.00
  • Saving you £90

◌180 BackpackThe Fox Racing 180 Backpack is your classic do-it-all every day haulage option, and with a 27-litre capacity, this rucksack offers space for all your daily essentials.Thanks to a large main compartment, the 180 Backpack can fit in plenty of gear for any kind of outdoor adventure. A mesh back panel ensures more breathability when you're being active, and side mesh pockets make space for carrying water bottles, ensuring you stay hydrated. A utility pocket, with an organisation system, keeps bits and pieces tidy, while an internal padded sleeve is designed to keep your laptop safe. Lastly, MOLLE webbing points allow you to attach accessories. Features:Breathable mesh back panel with paddingHaul handle on topLarge main compartmentUtility pocket with an organisation systemInternal padded laptop sleeveMesh water bottle pockets on both sidesMOLLE webbing to attach accessories27 litres; 53 x 34 x 17cmBuy Fox Racing bags from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Fox Racing 180 Backpack AW20 - Black - One Size}, Black
  • £4.50
  • RRP £45.00
  • Saving you £90

◌180 BackpackThe Fox Racing 180 Backpack is your classic do-it-all every day haulage option, and with a 27-litre capacity, this rucksack offers space for all your daily essentials.Thanks to a large main compartment, the 180 Backpack can fit in plenty of gear for any kind of outdoor adventure. A mesh back panel ensures more breathability when you're being active, and side mesh pockets make space for carrying water bottles, ensuring you stay hydrated. A utility pocket, with an organisation system, keeps bits and pieces tidy, while an internal padded sleeve is designed to keep your laptop safe. Lastly, MOLLE webbing points allow you to attach accessories. Features:Breathable mesh back panel with paddingHaul handle on topLarge main compartmentUtility pocket with an organisation systemInternal padded laptop sleeveMesh water bottle pockets on both sidesMOLLE webbing to attach accessories27 litres; 53 x 34 x 17cmBuy Fox Racing bags from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Continental MTB 29er Tube - 40mm Valve
  • £4.50
  • RRP £7.49
  • Saving you £40

Continental MTB 29er Tube Tough and durable, this 29er mountain bike inner tube is made from Continental’s high-quality butyl rubber. It also has a removable core for faster tyre changes or if you wish to add puncture protecting sealant inside it. Features: Material: Butyl Tyre Compatibility: 29x1.75-2.5" Valve Core Removable: Yes Sold individually Weight: 225gBuy Continental Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Park Tool Chainring Nut Wrench (CNW-2) - Silver, Silver
  • £4.50
  • RRP £5.99
  • Saving you £25

Park Tool Chainring Nut Wrench (CNW-2)Install and remove chainrings with ease thanks to the Chainring Nut Wrench from Park Tool. Benefiting from a double-ended design to fit most slotted-type nuts, its design prevents spinning when tightening. The ideal tool for your cycle workshop. Features:The outer width of both ends of the CNW-2 are nominally 12mm wideOne end has a two outer tips nominally 2.7mm wide each, and the other end has tips of 3.8mm eachCompatibility: Double-ended to fit most slotted-type nutsBlade Thickness: 1.35mmNote: The CNW-2 replaces the CNW-1Weight: 19.6gBuy Park Tool Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Schwalbe Road Tube - 50mm Valve
  • £4.50
  • RRP £7.99
  • Saving you £44

Schwalbe Road TubeThis Road Tube from Schwalbe ticks all the boxes. Not only is it reliably air-tight, but thanks to its distinctive rubber composition it guarantees less loss of air. As in all Schwable products, it has been rigorously tested to meet their high standards of quality and control. Features:Extremely air-tight. Less air loss means having to inflate less. A unique rubber mixture makes it possible.Extremely reliable. Each Schwalbe tube is individually examined twice at the factory to ensure air-tightness. Special quality control that prevents unpleasant surprisesQuality road tubeBuy Schwalbe Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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BBB BCB-91 VeePipe Inner Brake Cable Guides - Silver - 2 Piece Set}, Silver
  • £4.50

BBB BCB-91 VeePipe Inner Brake Cable GuidesThis replacement kit contains everything you need to efficiently replace your v-brake's pipes. Coming complete with rubber covers, this pairing is ideal for breathing new life back into your ride's braking system. Features: Pipe Material: Aluminium Cover Material: Rubber Use: MTB Compatibility: V-brakesBuy BBB Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Topeak Shuttle Aluminium Bike Bottle Cage - Silver - Lightweight 49g}, Silver
  • £4.50
  • RRP £9.99
  • Saving you £55

Topeak Shuttle AL Aluminium Bottle CageTubular alloy cage for road or off-road use.Features: Strong 6061 T6 aluminium construction Lightweight 49gBuy Topeak Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Clarks Hayes So1e-MX2-MX3-GX2 Disc Brake Pads - Organic}
  • £4.50
  • RRP £7.99
  • Saving you £44

Clarks Hayes So1e/MX2/MX3/GX2 Disc Brake PadsHayes -VRX- Sintered pads for trail, competition and downhill.Features:Fits: VX/VRX828C, Hayes Sole, GX-2, MX2, MX3,MX4 Buy Clarks Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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dhb Blok Sock - Flow - BLACK-RED - S}, BLACK-RED
  • £4.50
  • RRP £9.00
  • Saving you £50

dhb Blok Sock - FlowMade from antibacterial Meryl Skinlife yarn, the dhb Blok Socks are brilliantly breathable and cooly comfortable for warm days on your bike. Add a dash of colour and match from head to toe with the Blok Sock - Flow.A practical addition to your warm season cycling wardrobe, the dhb Blok Cycle Socks feature a multi-panel construction: A reinforced heel and seamless reinforced toe box for extra durability and an air mesh at the top of the sock and cuff for enhanced breathability.The Blok Cycle sock has been constructed from a Meryl Skinlife yarn, which is ideal for its antibacterial and wicking properties. Designed to keep your feet cool and comfortable on any ride, the tall cuff height means there’s plenty of the vibrant Blok design on show to complement yourFeatures:Materials: 80% Polyester, 20% ElastaneItalian madeMeryl Skinlife yarn used for antibacterial effect, plus enhanced softnessAir mesh top of sock for enhanced breathabilityReinforced heel for extra durabilitySeamless reinforced toe boxBuy dhb Clothing from Chain Reaction Cycles. The World's Largest Online Bike Store.

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HIGH5 750ml Water bottle - White - 750ml}, White
  • £4.49

HIGH5 750ml Water BottleStay hydrated with the HIGH5 750ml Water Bottle, which is a high-performance sports water bottle with a wide screw top for the easy adding of powders. The top is leakproof with a push-pull drinking system that makes for easy transportation.FeaturesWide screw top for easy pouring of powder into the bottleLeak proof topFood grade plastic (BPA free)Dishwasher safe750ml volume capacityBuy HIGH5 Water Bottles from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Jagwire Basic Road Brake Pad Set - Black - Shimano - Sram}, Black
  • £4.49

Jagwire Basic Road Brake Pad SetEnjoy optimised braking control with the Road Brake Pad Set from Jagwire. Made from Jagwire's durable All-Weather Sport compound, this set is suitable for use with Shimano and SRAM style caliper braking systems. Features:Single or Pair: PairCompatibility: SRAM & ShimanoCompound: Sport All WeatherWeight: 47.9gBuy Jagwire Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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WTB Presta Valve Mountain Bike Inner Tube - Black - 27.5" (650b), Black
  • £4.49
  • RRP £5.99
  • Saving you £25

WTB Presta Valve Mountain Bike Inner TubeA lifesaver when you lose your battle with the terrain, this Presta-valved essential from WTB will help get you back up to speed in no time. Coming in a variety of sizes to suit your own rolling setup, this durable and dependable spare is lightweight and easily portable too.Features: Valve: Presta Valve Material: 6061 AluminiumBuy WTB Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store

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LifeLine Pro Spoke Wrench - Black - 3.2mm, Black
  • £4.49
  • RRP £4.99
  • Saving you £10

LifeLine Pro Spoke WrenchThe precision-sized spoke wrench is vinyl coated handle with chrome plated hardened steel for durable service.Features:  Black: DT Swiss & Wheelsmith - 0.127" (3.2mm)  Green: European - 0.130" (3.3mm)  Red: Asian - 0.136” (3.5mm)Buy  LifeLine Products from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vision Trimax 30 Front Road Disc Hub End Caps - Black - Centre Lock}, Black
  • £4.49
  • RRP £9.99
  • Saving you £55

Vision Trimax 30 Front Road Disc Hub End CapsThe Vision Trimax 30 Front Hub DB kit is specifically designed for use with Vision/FSA Trimax 30 front wheel hubs. Genuine Vision spare part.Vision products were launched nearly 20 years ago at the Kona IronMan. Since then they have earned the reputation of being amongst the fastest and most aerodynamic components in the professional field. Vision components are designed using Computational Fluid Dynamics (CFD) software and verified through extensive wind tunnel testing, then proven under its sponsored professional athletes to guarantee you the highest performance.Features: Type: Front hub Use: Road Brake Type: Disc brake Wheel Compatibility: Trimax 30Manufacturer's Part Numbers: 752-0554000010 Black Option 1 6-Hole 752-0556000010 Black Option 2 CentrelockBuy Vision Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Sixpack Racing Seatpost Reducer Shim - Black - 30.9 > 27.2}, Black
  • £4.49
  • RRP £5.45
  • Saving you £18

Sixpack Racing Seatpost Reducer ShimThis reducer sleeve features an outer diameter of 30.9mm and allows you to use a 27.2mm seatpost in a 30.9mm seat tube. Sixpack Racing has also equipped this model with a tough aluminium construction, which makes it perfect at handling all the knocks and bumps that are associated with long days in the saddle.Features: Material: Aluminium Length: 120mm Outer Diameter: 30.9mm Size: 30.9 - 27.2mm Part Number: SI-995031Weight: 55gBuy Sixpack Racing Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Enduro Bearings ABEC3 6801 LLB Bearing - Silver - 12x21x5mm}, Silver
  • £4.49
  • RRP £5.49
  • Saving you £18

Enduro Bearings ABEC3 6801 LLB BearingTaking high-precision, military-grade bearings to a new level, this ABEC3 bearing rightly comes as standard with most common cycling components. Made with hardened chromium steel races, balls, and tough riveted steel retainers, this durable, low-maintenance bearing is made to stand the test of time and rigorous riding. Features: Dimensions:  12x21x5mm ABEC: 3 Grade: 10 Seals:  LLB Grease:  Mobile HP 222 Application:  Hubs, Bottom Brackets Weight:  5.64g Buy Enduro Bearings Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Avid-SRAM Code Disc Brake Pads - Copper - Organic}, Copper
  • £4.49
  • RRP £4.99
  • Saving you £10

LifeLine Avid-SRAM Code Disc Brake PadsThese LifeLine disc brake pads are perfect for the 2011 Avid Code brakes. Their organic compound will renew your braking performance and provide excellent stopping power. They are ideal for Cross-Country, Commuting and general all-round mountain bike riding.Features:  Compatibility:  Avid Code, Code R, Code RSC 2011 onwards & Guide RE Disc brakes  Compound: High friction Organic  Strong initial bite for a defined feel  Reduced vibration and braking noise  Short bedding-in period  Ideal for XC, urban/commuting, short DH courses and trial applications  Shields the caliper from heat build-up  Compatible with all rotor typesClick HERE for compatibility chart.Buy LifeLine Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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