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

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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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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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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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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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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Elite Fly Pro Team 500ml Bottle SS18 - Israel Start-Up Nation - 550ml}, Israel Start-Up Nation
  • £4.54
  • RRP £6.99
  • Saving you £35

Fly Pro Team 500ml BottleFeel like you're flying and pay tribute to your favourite team with Elite's Fly Pro Team 500ml Bottle.The Fly Pro Team 500ml Bottle from Elite has an extremely lightweight construction that is squeezable and comes with an ergonomically designed cap which makes drinking from the bottle quick and easy. The bottle also comes with a large opening making it easier to refill and to clean.Features:Wide opening and ergonomically designed capExtremely lightweight constructionSoft and durable plastic designOdourless materialBPA free500ml capacityBuy Elite water bottles from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Elite Fly Pro Team 500ml Bottle SS18 - DSM - 550ml}, DSM
  • £4.54
  • RRP £6.99
  • Saving you £35

Fly Pro Team 500ml BottleFeel like you're flying and pay tribute to your favourite team with Elite's Fly Pro Team 500ml Bottle.The Fly Pro Team 500ml Bottle from Elite has an extremely lightweight construction that is squeezable and comes with an ergonomically designed cap which makes drinking from the bottle quick and easy. The bottle also comes with a large opening making it easier to refill and to clean.Features:Wide opening and ergonomically designed capExtremely lightweight constructionSoft and durable plastic designOdourless materialBPA free500ml capacityBuy Elite water bottles from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Elite Fly Pro Team 500ml Bottle SS18 - Arkea Samsic - 550ml}, Arkea Samsic
  • £4.54
  • RRP £6.99
  • Saving you £35

Fly Pro Team 500ml BottleFeel like you're flying and pay tribute to your favourite team with Elite's Fly Pro Team 500ml Bottle.The Fly Pro Team 500ml Bottle from Elite has an extremely lightweight construction that is squeezable and comes with an ergonomically designed cap which makes drinking from the bottle quick and easy. The bottle also comes with a large opening making it easier to refill and to clean.Features:Wide opening and ergonomically designed capExtremely lightweight constructionSoft and durable plastic designOdourless materialBPA free500ml capacityBuy Elite water bottles from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Elite Fly Pro Team 500ml Bottle SS18 - Movistar - 500ml}, Movistar
  • £4.54
  • RRP £6.99
  • Saving you £35

Fly Pro Team 500ml BottleFeel like you're flying and pay tribute to your favourite team with Elite's Fly Pro Team 500ml Bottle.The Fly Pro Team 500ml Bottle from Elite has an extremely lightweight construction that is squeezable and comes with an ergonomically designed cap which makes drinking from the bottle quick and easy. The bottle also comes with a large opening making it easier to refill and to clean.Features:Wide opening and ergonomically designed capExtremely lightweight constructionSoft and durable plastic designOdourless materialBPA free500ml capacityBuy Elite water bottles from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Elite Fly Pro Team 500ml Bottle SS18 - Ineos Grenadiers - 550ml}, Ineos Grenadiers
  • £4.54
  • RRP £6.99
  • Saving you £35

Fly Pro Team 500ml BottleFeel like you're flying and pay tribute to your favourite team with Elite's Fly Pro Team 500ml Bottle.The Fly Pro Team 500ml Bottle from Elite has an extremely lightweight construction that is squeezable and comes with an ergonomically designed cap which makes drinking from the bottle quick and easy. The bottle also comes with a large opening making it easier to refill and to clean.Features:Wide opening and ergonomically designed capExtremely lightweight constructionSoft and durable plastic designOdourless materialBPA free500ml capacityBuy Elite water bottles from Chain Reaction Cycles, the World's Largest Online Bike Store.

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IXS 45mm Strap+Outrigger Kit Trigger Goggle - Night Red, Night Red
  • £4.60
  • RRP £22.99
  • Saving you £80

IXS 45mm Strap + Outrigger Kit Trigger GoggleA useful kit that includes a replacement strap and outrigger system for IXS’ Trigger Goggles. The outriggers deliver the perfect, stabilised fit that eases compatibility with helmets.FeaturesKit compatible with IXS’ Trigger GogglesIncludes spare and replacement strap and outrigger systemOutriggers allow perfect fit with your helmetBuy IXS Goggles from Chain Reaction Cycles, the World's Largest Online Bike Store.

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dhb Blok Arm Warmer (CORE) - Red - S}, Red
  • £4.80
  • RRP £16.00
  • Saving you £70

dhb Blok Arm Warmers (CORE)An eye-catching addition to your wardrobe, the dhb Blok Arm Warmer - Core provides protection in milder conditions. East to carry in your jersey pocket, they are great for early mornings, late evenings or whenever a chilly wind begins to bite.dhb’s Blok Arm Warmers are a great option in chilly weather. Whether you pop them on at the start of a ride before stashing them in your jersey pocket when you have warmed up or simply carry them as an insurance policy, the soft bi-elastic micro-brushed fabric and silicone grippers guarantee your comfort.dhb’s Blok collectionBold, confident and fun – dhb’s Blok collection offers distinctive designs for athletes who love standing out from the crowd. Using proven construction techniques and trusted, premium fabrics, Blok is engineered to both look good and perform.Features:Materials: 86% Polyester, 14% ElastaneBrushed bi-elastic micro-fleeceLightweight and packableSilicone grippersSold as pairBuy dhb Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Clarks Road Galvanised Gear Cable Kit, Galvanised
  • £4.89
  • RRP £6.99
  • Saving you £30

Clarks Road Galvanised Gear Cable KitThis cable kit comes from a well-established, worldwide brand that is dedicated to innovation, design and producing quality parts. The road gear cable kit includes everything needed to replace the cables for the entire drivetrain on your bike.Features: Galvanised or Stainless Steel Inner Cable Outer CasingFerrulesEnd CapsRubber doughnuts to protect the frame when shiftingLength: Inner: 2500mm; Outer: 2300mmBuy Clarks Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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BBB Turner Spoke Key Twister (BTL15) - Silver, Silver
  • £4.95

BBB Turner Spoke Key Twister BTL15CrMo spoke wrench for diameters 3.2mm, 3.3mm, 3.5mm and 4.0mm Features: Durable and compact CrMo spoke wrench made for long lasting precision performance. For spoke diameters: 3.2mm, 3.3mm, 3.5mm and 4.0mm Buy BBB Tools from Chain Reaction Cycles, the World's Largest Online Bike Store.

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FSA Star Nut and Top Cap - Black - Silver Bolt}, Black
  • £4.95

FSA Star Nut and Top CapCompatible with all aluminium 1.1/8” fork steerer tubes, this Star Nut and Top Cap holds your forks and headset together firmly, so you can focus on enjoying the ride. An FSA headset compression device that you can rely on, it comes with an FSA branded top cap and an aluminium preload bolt to keep the weight to a minimum. Suitable for road bikes and mountain bikes (MTBs), it’s the ideal choice for finishing off the assembly of your bike’s front end.Features: Material: Bolt: Alloy; Star Nut: Steel; Top Cap: Alloy Suits Fork Steerer Tube Size: 1.1/8" Use: Road, Mountain bike (MTB) Star nut and top cap assembly FSA Logo on top cap Manufacturer's Part Number: 160-2002Buy FSA Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Brand-X Ascend Dropper Cable Sleeve and Barrel - Black, Black
  • £4.99

Brand-X Ascend Dropper Cable Sleeve and Barrel The exact parts you need should you need make some repairs your Brand-X dropper seatpost, this Ascend cable fittings spares pack is a genuine Brand-X replacement, so you can rest assured that they will be compatible with your Ascend dropper seatpost. It includes 3 cable nut sleeves and 3 grub screw barrels.Features: Compatibility: Brand-X Ascend dropper seat post Genuine Brand-X spare parts Contains: 3x cable nut sleeves, 3x grub screw barrelsBuy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Seal BMX Progression BMX Aheadset - Black, Black
  • £4.99
  • RRP £6.99
  • Saving you £29

Seal BMX Progression BMX AheadsetThe Seal BMX Progression Aheadset is a great value replacement Aheadset that features an open bearing design and is suitable for 1 1/8" steerer tubes.Features: Compatibility: 1 1/8" Aheadset (external)Great value replacement Aheadset Buy Seal BMX Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Deda Elementi Flat Top Cap with M6 Bolt - Black - 1.1/8", Black
  • £4.99
  • RRP £5.99
  • Saving you £17

Deda Elementi Flat Top Cap with M6 BoltThe ideal addition to your bike, this Flat Top Cap with M6 Bolt from Deda Elementi is made from CNC machined aluminium and is laser etched to give it a durable, hard-wearing finish, this cap is suitable for use with standard ahead and all standard stems. Features: Material: CNC machined aluminium High quality and lightweight Ahead top cap in a flat design Flush bolt included Laser etched logoBuy Deda Elementi Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Sixpack Racing Standard Top Cap - White - 1.1/8", White
  • £4.99
  • RRP £10.99
  • Saving you £55

Sixpack Racing Standard Top CapThis high-quality top cap features a robust AL7075 alloy construction, which makes it perfect at handling all the knocks and bumps associated with long days in the saddle. Sixpack Racing has also put this model through a CNC-machining process, which shaves off any unnecessary weight without sacrificing strength. This means that you'll benefit from its exceptional durability without worrying about adding any excess grams to your ride. Coming complete with laser-etched graphics, this is a great choice of upgrade for protecting your chain and it looks as amazing as it performs.Features: Material: CNC-machined AL7075 Alloy Finish: Anodised with laser engravingSteerer Diameter: 1 1/8"Includes: Ahead screw (M6)Weight: 16gBuy Sixpack Racing Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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