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!

Link to Chain Reaction UK

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Chain Reaction UK have 41186 products listed

Shimano STEPS SMDUE50 E-Bike Drive Unit Cover - Black - Trekking (Custom Type)}, Black
  • £8.99
  • RRP £17.99
  • Saving you £50

Shimano STEPS SMDUE50 E-Bike Drive Unit CoverThis cover is the ideal crash replacement for your electric motor if you're unlucky enough to crash or come off your STePS DUE50-equipped E-Bike.Features:Once-piece designSimple to fitFixing screws includedSpecifically for Shimano DUE50 motor unit onlyManufacturer Codes: Trekking: SMDUE50TC; City: SMDUE50CCA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Syncros Anodized Hollow Alloy Stem - Black-White - 1.1/8", Black-White
  • £8.99
  • RRP £29.99
  • Saving you £70

Syncros Anodized Hollow Alloy StemWhether you're attacking your local trails at the weekend or exploring new routes through the mountains with your riding buddies, this MTB stem is engineered for securely holding your steering setup together, whatever the conditions. It features a high-quality alloy construction, which allows it to deliver a rock-solid connection between your handlebar and your fork's steerer tube. Syncros has also equipped this version with an anodised finish for an extra level of protection against corrosion, making it ideal for all weather and trail conditions. Suitable for handlebars with a 31.8mm bar clamp diameter and forks with a 1 1/8" steerer diameter, this is a perfect choice of upgrade for a solid hold as you carve your way around the mountain.Features: Material: Alloy Finish: Anodised Use: Mountain Bike (MTB) Bar Clamp Diameter: 31.8mm Steerer Clamp Diameter: 1 1/8"Manufacturer's Part Numbers: 91360060012 Black/White 100mm 91360060013 Black/White 90mm 91360060014 Black/White 80mm 91360060015 Black/White 70mmBuy Syncros Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Rotor 2Inpower Crank Arm Bumper Set - Pink, Pink
  • £8.99
  • RRP £18.49
  • Saving you £51

Rotor 2Inpower Crank Arm Bumper SetThese superb bumpers are specifically designed for use with your Rotor 2INPower MTB cranks. Additionally, they provide excellent protection from scratches and chips caused by rocks, roots and trail obstacles. Finally, these come in a variety of selectable colour options, so you can compliment and customise your cranks with eye-catching bumpers.Features: Material: Rubber Compatibility: Rotor 2INPower MTB cranks Weight: 16.9gBuy Rotor Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Rotor 2Inpower Crank Arm Bumper Set - Green, Green
  • £8.99
  • RRP £18.49
  • Saving you £51

Rotor 2Inpower Crank Arm Bumper SetThese superb bumpers are specifically designed for use with your Rotor 2INPower MTB cranks. Additionally, they provide excellent protection from scratches and chips caused by rocks, roots and trail obstacles. Finally, these come in a variety of selectable colour options, so you can compliment and customise your cranks with eye-catching bumpers.Features: Material: Rubber Compatibility: Rotor 2INPower MTB cranks Weight: 16.9gBuy Rotor Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vitus E-Sommet V-Link Bolt Kit (2018) - Silver - One Size, Silver
  • £8.99
  • RRP £24.99
  • Saving you £64

Vitus E-Sommet V-Link Bolt Kit (2018)The E-Sommet V-Link bolt kit is to replace the bolt, washer, spacers & axle of the main pivot on the suspension linkage on all eSommet frames.Features: Genuine High-Quality Vitus Bolt Kit Compatibility: Vitus eSommet (all models) Kit Includes: 1x ASEE-LAX 2x VTA-LWS 1x ASEE-LCP 1x M8x16L-MPlease Note: Bearings supplied separatelyBuy Vitus Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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WTB TCS Tubeless Presta Valve (Pair) - Red - 46mm}, Red
  • £8.99
  • RRP £24.99
  • Saving you £64

WTB TCS Tubeless Presta Valve (Pair)Brighten up your tyres with this pair of TCS Presta Vales. Featuring a steeped lock nut to ensure compatibility with a variety of drillings and a smooth interface and removable core so setting beads is easy.  Features:PrestaSold in packs of 2.Use: Road, commuter, touring Buy WTB Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Funn Black Magic Pedal Stud Kit - Red, Red
  • £8.99
  • RRP £10.99
  • Saving you £18

Funn Black Magic Pedal Stud KitThis superb stud kit is specifically designed for use with your Funn Black Magic pedals. It features 32 pins, two side caps and a 4mm wrench which makes it perfect for replacing your lost or worn out pins. As a result, you'll benefit from superior grip like when you first took your pedals out of the box. Features: Material: CrMo Use: MTB Compatibility: Funn Black Magic pedals Includes: 32 pins, 2 side caps and a 4mm wrench Buy Funn Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Endura BaaBaa Merino Stripe Sock II - Kingfisher Green - L/XL/XXL}, Kingfisher Green
  • £8.99
  • RRP £11.99
  • Saving you £25

Endura BaaBaa Merino Stripe Sock IIGet ready for a cosy winter full of plenty of rides thanks to the BaaBaa Merino Stripe Sock II from Endura, putting comfort and warmth first every time.The Merino wool that goes into the creation of the BaaBaa range is one of the most effective winter fabrics on the market: warming, lightweight, quick to dry and naturally resistant to odour, it’s everything you could ever want from a pair of riding socks. On a more practical level, the socks feature a slightly longer cuff to extend its warmth, and they are machine washable too.Features:Material: 50% Acrylic, 50% WoolMerino blend for soft, itch-free comfortHigh warmth to weight ratio even when wetStretch arch supportLong cuff for extra warmthEasycare machine washSingle pair packBuy Endura Clothing from Chain Reaction Cycles. The World's Largest Online Bike Store.

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Continental MTB 26 Supersonic Inner Tube - 42mm Valve
  • £8.99
  • RRP £11.99
  • Saving you £25

Continental MTB 26 Supersonic TubeHigh quality butyl tube ideally suited for Racing. The Supersonic version offers the lowest rotating weight within the MTB 26" range, therefore helping to increase your speed and efficiency.Features:Valve Type: PrestaValve Length: 42mmETRTO: 47-559, 55-559Weight: 100gBuy  Continental Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Endura BaaBaa Merino Stripe Sock II - Kingfisher Green - S/M}, Kingfisher Green
  • £8.99
  • RRP £11.99
  • Saving you £25

Endura BaaBaa Merino Stripe Sock IIGet ready for a cosy winter full of plenty of rides thanks to the BaaBaa Merino Stripe Sock II from Endura, putting comfort and warmth first every time.The Merino wool that goes into the creation of the BaaBaa range is one of the most effective winter fabrics on the market: warming, lightweight, quick to dry and naturally resistant to odour, it’s everything you could ever want from a pair of riding socks. On a more practical level, the socks feature a slightly longer cuff to extend its warmth, and they are machine washable too.Features:Material: 50% Acrylic, 50% WoolMerino blend for soft, itch-free comfortHigh warmth to weight ratio even when wetStretch arch supportLong cuff for extra warmthEasycare machine washSingle pair packBuy Endura Clothing from Chain Reaction Cycles. The World's Largest Online Bike Store.

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Jagwire Road Sport S Brake Pads - Black, Black
  • £8.99
  • RRP £9.99
  • Saving you £10

Jagwire Road Sport S Brake PadsJagwire's Road Sport S series of brake pads are compatible with SRAM and Shimano style caliper braking systems. They feature Jagwire's high-performance Power Compound that delivers powerful braking and long-lasting performance. The pads can also be easily replaced when worn out. Features: Compatibility: SRAM & Shimano Compound: Power Weight 35.1gBuy Jagwire Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Brand-X Sealed Bearing (3804 2RS) - Silver - 3804 2RS}, Silver
  • £8.99
  • RRP £9.99
  • Saving you £10

Brand-X Sealed Bearing (3804 2RS)High quality replacement sealed cartridge bearing with 2x rubber seals to keep them running smooth. Precision engineered from SUJ2 Steel for high strength and durability.Features: Size: 20 x 32 x 10mmBuy Brand-X Spares from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Jagwire Road Pro Carbon Brake Pads - Black - Carbon}, Black
  • £8.99
  • RRP £11.99
  • Saving you £25

Jagwire Road Pro Carbon Brake PadsThese are replacement inserts for the Jagwire Road Pro brake pads. They are designed to fit SRAM and Shimano brake systems and feature a carbon specific compound for powerful braking and long-lasting performance in dry to medium conditions. They are made to perform best with carbon rims.Features: Replacement screws included Colour wear indicator design; when colour shows through on the rim side of the pad, it's time for a replacement Compatibility: SRAM & Shimano Compound: Carbon Weight: 11.5gBuy Jagwire Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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microSHIFT R8 RD-R32 8-9 Speed Rear Derailleur - Black - Long Cage}, Black
  • £8.99
  • RRP £17.99
  • Saving you £50

microSHIFT R8 RD-R32 8/9 Speed Rear DerailleurFeaturing a hard-wearing steel cage, this 8/9 speed rear derailleur offers the best balance of strength and durability as you clock up the miles on your road bike. microSHIFT has also kitted out this model with a tough steel outer link material for additional resilience and longevity on your travels. Another highlight is this version uses the same kinematics as the R9 and R10 series but is equipped with a construction made of steel and composite for great reliability. Specifically designed for compatibility with Shimano road groupsets, this rear mech gives you maximum flexibility when putting together a new build or updating components on an existing bike.Features: Cage Material: Steel Outer Link Material: Steel Use: Road Speed: 8/9 speed Cage Size: Long Cage Max Cog: 25-28T Capacity: 39T Clutch: No Compatibility: Shimano Road Compatible microSHIFT Groupset: R8Manufacturer's Part Number: RD-R32 Black Long CageBuy microSHIFT Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Ritchey WCS Headset Compression Device - Black - 1.1/8", Black
  • £8.99
  • RRP £14.49
  • Saving you £38

Ritchey WCS Compression Device WCS Carbon Fork Compression Plug.Features: Fits: Pro & WCS Size: 1.1/8” Buy Ritchey Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano B01S Resin Disc Brake Pads - Black - Resin}, Black
  • £8.99

Shimano B01S Resin Disc Brake PadsThe Shimano disc brake pads combine top performance with all the safety you'd expect from a Shimano braking system. Shimano has integrated cooling technology, which ensures a reliable performance. Resin Disc Brake Pads also create less noise than their metal counterparts and offer increased regulation.Features: Pair of brake padsResin pads make less noise than metal pads and offer better modulation Flexible compound Less noise Focus on controllable performance Designed for dry and wet conditionsCompatible with the following Shimano Models:BR-C501; BR-M485; BR-M445; BR-M395; BR-TX805; BR-M575; BR-M475; BR-M416; BR-M375; BR-M525; BR-M465; BR-M416A; BR-M355; BR-M495; BR-M447; BR-M415; BR-T675; BR-M486; BR-M446; BR-M4050; BR-T615A 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Muc-Off Glue and Tyre Sealant Remover - 200ml}
  • £8.99

Muc-Off Glue and Tyre Sealant RemoverFeaturing a non-aggressive proprietary formula, this glue and sealant remover helps remove rim tape glue, sealant or tubular glue residue from inside rims (and many other surfaces) prior to applying Muc-Off Tubeless Rim Tape (available separately). Muc-Off has made it easy to use thanks to its spray-on aerosol design that's safe to use on most metal, plastic and carbon fibre surfaces. Ideal for keeping in your home workshop for when it's time to carry out maintenance on your wheelset. Going TubelessMuc-Off Glue & Sealant Remover is the perfect companion for preparing your rims for a tubeless setup. Removes Sealant ResidueThe non-aggressive formula is perfect for removing stubborn rim tape glue and sealant residue prior to applying Muc-Off Rim Tape. Removes Sticker AdhesiveIt's also perfect for removing sticker adhesive from your bike - whether you're building your bike straight out of the box or just switching up your decals! Easy to UseThe Glue & Sealant Remover comes in a handy spray aerosol which makes it super easy to dispense directly onto your rims whilst you work. Features: 200ml aerosol spray can Carbon Fibre safe Removes glue residue Removes sealant Easy to use A must have for anyone going tubelessManufacturer's Part Number: 20130 200mlBuy Muc-Off Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano Dura-Ace 7900 Brake Pad Set - Black - Pair}, Black
  • £8.99
  • RRP £9.99
  • Saving you £10

Shimano Dura-Ace 7900 Brake Pad SetThis Brake Pad Set from Shimano is compatible with Shimano's Dura-Ace 7900 range. The new compound offers a reduction in wear and benefits from 20% more braking power in dry terrain. Features:Brake Type: V-BrakePad compound formulated for use with standard alloy rim braking surfaceCompound: R55C3A 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Pro Magnetic Tool Bowl - Silver - LifeLine}, Silver
  • £8.99

LifeLine Pro Magnetic BowlThis ingenious magnetic bowl is perfect for when the workshop gets messy and you end up loosing those vital small parts.6” Stainless steel tray with rubber-coated magnets in the baseKeeps all your nut, bolts...etc where you left themBuy LifeLine Magnetic Small Parts Bowl from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Zefal Christophe Leather Toe Straps - Brown, Brown
  • £8.99

Zefal Christophe Leather Toe Straps The Zefal Christophe Leather Straps are a luxury upgrade for a rider wanting quality straps for their pedals that feature a long lifespan and stylish look. They are adjusted and held in place using a steel buckle, which ensures you can get the perfect fit to make your cycling journeys safer and more comfortable.Features: Material: Leather Closing Buckle: Steel Length: 370mmBuy Zefal Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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