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.
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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

Race Face Half Nelson Lock On Grips - Grey - 134mm}, Grey
  • £18.95
  • RRP £19.95
  • Saving you £5

Race Face Half Nelson Lock On GripsThis super tacky lock-on pair of grips has a thin grip design. The Race Face Half Nelsons are one of the lightest grips on the market and are constructed of a soft and durable compound that increases the longevity of the grips.Features: Material: Proprietary Race Face rubber compound Use: Cross-country, all-mountain, downhill Locking System: Single lock-on  For Bar Diameter: 22.2mm Length: 134mm(Including lock ring) Diameter: 29mm Bar Ends: Included Contents: 2x grips, 2x lock-on ring, 2x bar ends Super slim low-profile design Lightweight (24g lighter than Race Face Sniper lock-on pair) Employs Race Face's soft and durable super tacky compound RaceFace MX style half waffle for added grip security compound Topographic moisture channels Pair of grips Weight: 92.5gBuy Race Face Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Race Face Half Nelson Lock On Grips - Black - 134mm}, Black
  • £18.95
  • RRP £19.95
  • Saving you £5

Race Face Half Nelson Lock On GripsThis super tacky lock-on pair of grips has a thin grip design. The Race Face Half Nelsons are one of the lightest grips on the market and are constructed of a soft and durable compound that increases the longevity of the grips.Features: Material: Proprietary Race Face rubber compound Use: Cross-country, all-mountain, downhill Locking System: Single lock-on  For Bar Diameter: 22.2mm Length: 134mm(Including lock ring) Diameter: 29mm Bar Ends: Included Contents: 2x grips, 2x lock-on ring, 2x bar ends Super slim low-profile design Lightweight (24g lighter than Race Face Sniper lock-on pair) Employs Race Face's soft and durable super tacky compound RaceFace MX style half waffle for added grip security compound Topographic moisture channels Pair of grips Weight: 92.5gBuy Race Face Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Race Face Half Nelson Lock On Grips - Blue - 134mm}, Blue
  • £18.95
  • RRP £19.95
  • Saving you £5

Race Face Half Nelson Lock On GripsThis super tacky lock-on pair of grips has a thin grip design. The Race Face Half Nelsons are one of the lightest grips on the market and are constructed of a soft and durable compound that increases the longevity of the grips.Features: Material: Proprietary Race Face rubber compound Use: Cross-country, all-mountain, downhill Locking System: Single lock-on  For Bar Diameter: 22.2mm Length: 134mm(Including lock ring) Diameter: 29mm Bar Ends: Included Contents: 2x grips, 2x lock-on ring, 2x bar ends Super slim low-profile design Lightweight (24g lighter than Race Face Sniper lock-on pair) Employs Race Face's soft and durable super tacky compound RaceFace MX style half waffle for added grip security compound Topographic moisture channels Pair of grips Weight: 92.5gBuy Race Face Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Race Face Half Nelson Lock On Grips - Orange - 134mm}, Orange
  • £18.95
  • RRP £19.95
  • Saving you £5

Race Face Half Nelson Lock On GripsThis super tacky lock-on pair of grips has a thin grip design. The Race Face Half Nelsons are one of the lightest grips on the market and are constructed of a soft and durable compound that increases the longevity of the grips.Features: Material: Proprietary Race Face rubber compound Use: Cross-country, all-mountain, downhill Locking System: Single lock-on  For Bar Diameter: 22.2mm Length: 134mm(Including lock ring) Diameter: 29mm Bar Ends: Included Contents: 2x grips, 2x lock-on ring, 2x bar ends Super slim low-profile design Lightweight (24g lighter than Race Face Sniper lock-on pair) Employs Race Face's soft and durable super tacky compound RaceFace MX style half waffle for added grip security compound Topographic moisture channels Pair of grips Weight: 92.5gBuy Race Face Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Buff Headband Midweight Merino Wool AW19 - Mustard - One Size}, Mustard
  • £18.95

Headband Midweight Merino WoolUltra soft to touch and thermo-regulating, the Buff Headband Midweight Merino Wool is a natural, sustainable headband that delivers ultimate performance in the cold.Thermo-regulating, the Headband Midweight Merino Wool from Buff naturally keeps you warm in the coldest weather. As your intensity increases and your temperature rises, the moisture managing properties wick sweat to ensure fresh performance.Plus, it is lightweight, comfortable, eco-friendly and versatile.Features:100% Merino woolMoisture managementThermal comfort - Cold (-20/0 degrees celsius)Buy Buff from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Pilo Engineering D250 Derailleur Hanger
  • £18.99
  • RRP £19.99
  • Saving you £5

Pilo Engineering D250 Derailleur Hanger CNC machined D250 derailleur hanger for 2011 Grand Canyon Nerve from Pilo Precision Machining.Features: Anodised CNC machined from 6061 T651 Aluminium Bolts included Aka hanger #19 Suitable For: Grand Canyon AL Grand Canyon CF Nerve XC Nerve MR Nerve AMBuy Pilo Frame Spares from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Leatt Junior MTB 1.0 GripR Glove - White - S}, White
  • £18.99
  • RRP £24.99
  • Saving you £24

Leatt Junior MTB 1.0 GripR GlovesThe  Leatt Junior MTB 1.0 GripR Gloves keep you confidently in control of your mountain bike, even as you get rowdy on technical MTB trails.Mountain bike gloves needn't be overly complicated with lots of padding everywhere. Instead, the Junior MTB 1.0 GripR Gloves keep the design simple, fuss-free and effective. It starts with the slim, unpadded MicronGrip palm. This is not only very durable, despite its slim feel, but with a pre-curved shape and seamless construction offers a natural feel for your handlebars. Leatt adds a silicone print too, ensuring a non-slip grip in both wet and dry weather. The back of the 1.0s uses a multi-way stretch material, giving a snug and flexible fit. Excellent ventilation also prevents sweaty hands when you're enjoying pushing your riding limits. The Stretch-Stitch seams add strength and durability and a stretch fit cuff provides a secure and comfortable fit at the wrist.Features:Materials:90% Polyester, 8% Polyuretane, 2% ElastaneForm-Fit finger stitching for a superior snug fit and handlebar feelVented, 360-degree stretch upper hand for better fit and breathabilityMicronGrip palm with Silicone grip printVery durable with touch screen functionExcellent dry and wet gripPre-curved seamless palmStretch Stitch thread for seam strengthLens/sweat wiperStretch fit comfort cuffMulti-row, technical thread stitchingBuy Leatt Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Leatt Junior MTB 1.0 GripR Glove - White - L}, White
  • £18.99
  • RRP £24.99
  • Saving you £24

Leatt Junior MTB 1.0 GripR GlovesThe  Leatt Junior MTB 1.0 GripR Gloves keep you confidently in control of your mountain bike, even as you get rowdy on technical MTB trails.Mountain bike gloves needn't be overly complicated with lots of padding everywhere. Instead, the Junior MTB 1.0 GripR Gloves keep the design simple, fuss-free and effective. It starts with the slim, unpadded MicronGrip palm. This is not only very durable, despite its slim feel, but with a pre-curved shape and seamless construction offers a natural feel for your handlebars. Leatt adds a silicone print too, ensuring a non-slip grip in both wet and dry weather. The back of the 1.0s uses a multi-way stretch material, giving a snug and flexible fit. Excellent ventilation also prevents sweaty hands when you're enjoying pushing your riding limits. The Stretch-Stitch seams add strength and durability and a stretch fit cuff provides a secure and comfortable fit at the wrist.Features:Materials:90% Polyester, 8% Polyuretane, 2% ElastaneForm-Fit finger stitching for a superior snug fit and handlebar feelVented, 360-degree stretch upper hand for better fit and breathabilityMicronGrip palm with Silicone grip printVery durable with touch screen functionExcellent dry and wet gripPre-curved seamless palmStretch Stitch thread for seam strengthLens/sweat wiperStretch fit comfort cuffMulti-row, technical thread stitchingBuy Leatt Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Campagnolo Ergo Road Gear Shifter Hoods - Black - Pair}, Black
  • £18.99

Campagnolo Ergo Road Gear Shifter HoodsKeep your hands comfortable, no matter what the terrain brings, thanks to the Road Gear Shifter Handles from Campagnolo. Easy to fit, they offer enhanced grip and are suitable for use in all weather conditions. Compatible with Shimano Ultegra and Shimano XT gear shifters, they offer excellent, reliable performance that won't let you down. Features:Excellent performance in all weather conditions and terrainQuickshift/escape 07/08 option availableUse: Road, Commuter, Touring, Time Trial, CyclocrossBrake Levers/Gear Shifters: Shimano UltegraShifters: Shimano XTSpeed: 9 SpeedBuy Campagnolo Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Pilo Engineering D78 Derailleur Hanger
  • £18.99

Pilo D78 Derailleur HangerCompatible with a wide range of popular bike frame brands including Canyon, Fuji, Focus, Raleigh and many more, Pilo Engineering has made its D78 Derailleur Hanger from CNC Machined aluminium for excellent durability and a low weight.Features: Material: CNC Machined from 6061 T651 Aluminium Finish: Anodised Bolts included Distance between 2 small holes is 13.5mm centre to centreCompatibility: Centurion: 2014 Cross Speed 500, 1000, 3000, 2000, 4000, Hyperdrive 2000, 4200, Gigadrive 4200 Canyon: AKA hanger #8, 2002 Competition, Competition WRX, Elite WRX, Passione, Passione Focoso, Passione Record, Roadlite Elite, Roadlite Ultimate, Roadmaster Pro, Roadmaster Ultimate, Speedmax 1000 - 3000 Fuji: Team and many of their road bikes Marin: AKA hanger #16, fits early 2005 Venezia only (road bikes) Focus: 2012: Black Hills, Black Forest 29", 26", Raven2011: Fat Boy, Super Bud2010: Raven2008: Red Falls/ladies, Marakas/ladies, Lost Lagoon, Crater Lake, Chonos, Blue Ridge2007: Lost Lagoon, Crater Lake, Cariboo Peak, Aventura2006: Cayo Expert (some of the frames - please compare the product image to your part) Raleigh: 2000 R800 Diamondback: 2009 Sherwood SL, Sherwood Pro, Sherwood Force, Sherwood XC, Sherwood Basic Ironhorse: 2006 Excelsior Salsa: 2003-2004 - Las Cruces, CampeonAlso Compatible: Merida - Road 880, 2007 road FLX (will NOT fit Merida 905 frame) Orbea Stevens Primus Mootry De Rosa -Le Tour de France Polaris MTB Kalkhoff Wilier Fondriest 2009 Tieffedue, TF1, RP-TRE (will NOT fit Fondriest Domino)Please Note: Does not fit Combi frames, please check D226 hanger.Buy Pilo Frame Spares from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Leatt Junior MTB 1.0 GripR Glove - White - M}, White
  • £18.99
  • RRP £24.99
  • Saving you £24

Leatt Junior MTB 1.0 GripR GlovesThe  Leatt Junior MTB 1.0 GripR Gloves keep you confidently in control of your mountain bike, even as you get rowdy on technical MTB trails.Mountain bike gloves needn't be overly complicated with lots of padding everywhere. Instead, the Junior MTB 1.0 GripR Gloves keep the design simple, fuss-free and effective. It starts with the slim, unpadded MicronGrip palm. This is not only very durable, despite its slim feel, but with a pre-curved shape and seamless construction offers a natural feel for your handlebars. Leatt adds a silicone print too, ensuring a non-slip grip in both wet and dry weather. The back of the 1.0s uses a multi-way stretch material, giving a snug and flexible fit. Excellent ventilation also prevents sweaty hands when you're enjoying pushing your riding limits. The Stretch-Stitch seams add strength and durability and a stretch fit cuff provides a secure and comfortable fit at the wrist.Features:Materials:90% Polyester, 8% Polyuretane, 2% ElastaneForm-Fit finger stitching for a superior snug fit and handlebar feelVented, 360-degree stretch upper hand for better fit and breathabilityMicronGrip palm with Silicone grip printVery durable with touch screen functionExcellent dry and wet gripPre-curved seamless palmStretch Stitch thread for seam strengthLens/sweat wiperStretch fit comfort cuffMulti-row, technical thread stitchingBuy Leatt Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Pilo Engineering D87 Derailleur Hanger
  • £18.99

Pilo Engineering D87 Derailleur Hanger Created by Pilo Precision Machining to be compatible with popular brands of bike frames including Corratec, Kona, Marin, Ridley and many more, the D87 Derailleur Hanger is made from durable CNC machined 6061 T651 Aluminium. Simple to install, it comes complete with the two required mounting bolts.Features: Material: CNC machined from 6061 T651 Aluminium Anodised finish Suits a wide range of bike frames 2 fitting bolts includedCompatibility:Kona: 2013 Red Zone, Zone Two, Zing Supreme GIOS: 2015 A-90 Aegis Merlin Fuse Viper: 2015 Puy de dom Saso: 2015 Poison: 2015 Speed Disc,Opiat Opifit Randonneur 105 Bulls: 2015 Night Falcon Rennard 28 Zoll Night Hawk 1 2 JHT: 2015 JRB007, JRB009 Raleigh: 2015 C5, Criterium Race, Revenio Carbon 4, Militis Team Ideal: 2015 Stage Team 105, Stage Team Ultegra Di2, Stage comp Marin: 2015 Cortina T3 CX, Stelvio Pro, Cortina T3 CX Pro Victoria: 2015 Trekking 8.9, 8.5, 6.8, 6.7, 6.3 Ridley: 2015 Fenix Capriolo: 2015 Speedster, Firebird FB 3 Wilier: Izoard, 2014 Izoard xp Carrera: 2014 Nitro slDeVinci: Various road frames Argon 18: 2014 Gallium, krypton Bevato: 2014 BVR-084 Salcano: 2014 XRS 010 STORCK: Scenario 1.1 CORRATEC: 2015 Dolomiti, Corones, CCT pro; 2014 shape three / two / pro / one / dolomiti / c-cross / corones / cct cross carbon; 2007 road CCT WM SonderModell, RaceTech CCT Ultegra GT Bikes: Various modelsBuy Pilo Frame Spares from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano 105 FC5700 10 Speed Double Chainrings - Black - 39t}, Black
  • £18.99
  • RRP £20.99
  • Saving you £10

Shimano 105 FC5700 10 Speed Double ChainringsSpecifically designed for use on Shimano 105 FC-5700 10-speed chainsets, these individual road bike chainrings deliver smooth power transfer and reliable, clean shifting. These chainrings are also suitable for use on Ultegra FC-6700 10-speed chainsets. They have the “B Type” match so either need to be bought as a pair of outer and inner rings, or matched up with another “B Type” chainring for efficient shifting.Features: Material: Aluminium BCD (Bolt Circle Diameter): 5x130mm Compatibility: Shimano 10-speed, SRAM 10-speed Speed: 10 Sold individually Manufacturer Reference Codes:Silver 130mm 53T: 1M3 9815; Black 130mm 53T: 1M3 9816; Black 130mm 52T: 1M3 9814; Silver 130mm 52T: 1M3 9813; Black 130mm 39T: 1M3 3901;Silver 130mm 39T: 1M3 3900A 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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Evoc Seat Bag - 0.3L 2022 - Multicolour - 0.3 Litre}, Multicolour
  • £18.99

EVOC Seat Bag - 0.3LThe Seat Bag - 0.3L from EVOC features a durable and lightweight construction for convenient under-saddle storage. This small but versatile bag is ideal for storing a spare tube, keys, your smartphone and small snacks.Extremely lightweight saddle bag with enough volume for road bike tubes and smaller repair kits. Features: Pocket (mesh) Better visibility thanks to the reflective print Fixation buckle Volume: 0.3LBuy EVOC Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano MT400 Mountain Bike Disc Brake - Black - 1450mm RH}, Black
  • £18.99
  • RRP £64.99
  • Saving you £71

Shimano MT400 Mountain Bike Disc BrakeThe Shimano MT400 Disc Brake is perfect for mountain bike (MTB) use as it delivers high-powered stopping performance as you weave between the trails.It features a robust aluminium lever and caliper construction which makes it ready for handling the intensity that comes with fast-paced off-road rides. Suitable for all mountain bike riding styles from cross country (XC) to trail-riding, this reliable model provides you with a two-finger lever design for smooth and stable stopping modulation.Features: Lever Material: Aluminium Caliper Material: Aluminium Hardware Material: Stainless Steel Use: MTB Brake Pad Type: Resin Type: Hydraulic disc brake Hose Joint: Straight Lever Size: 2-finger Fluid: Shimano Mineral Oil Sold individuallyA 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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Evoc Seat Bag - 0.3L 2022 - Steel - 0.3 Litre}, Steel
  • £18.99

EVOC Seat Bag - 0.3LThe Seat Bag - 0.3L from EVOC features a durable and lightweight construction for convenient under-saddle storage. This small but versatile bag is ideal for storing a spare tube, keys, your smartphone and small snacks.Extremely lightweight saddle bag with enough volume for road bike tubes and smaller repair kits. Features: Pocket (mesh) Better visibility thanks to the reflective print Fixation buckle Volume: 0.3LBuy EVOC Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Campagnolo Rear Disc Caliper Flat Mount Adapter 2021 - Black - Inc. Bolts}, Black
  • £18.99

Campagnolo Rear Disc Caliper Flat Mount AdapterThis item is a front disc mount adaptor and bolts for use with the Campagnolo Ekar calipers.Features: Genuine Campagnolo Spares Rear Brake Specific Compatible with Ekar calipers Manufacturer's Part Number: CPS993BBuy Campagnolo Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hornit CLUG MTB XL Bike Holder - White - Orange - 2.3" - 2.7", White - Orange
  • £18.99

Hornit CLUG MTB XL Bike HolderThis Eurobike award winning bike rack is perfect for use with yourmountain bike (MTB) as it offers a strong and dependable hold for 2.3-2.7" tyres. The CLUG MTB XL Bike Holder works with your floor to firmly hold your ride in place by its front wheel which is mounted to the wall. This not only creates a perfect storage solution but it also allows you to compactly keep your two-wheeler indoors without taking up any precious floor space. Features:  Use: MTB  Tyre Size: 2.3-2.7"  Mount: Wall mountBuy Hornit Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano 105 FC5750 10 Speed Compact Chainrings - Silver - 34t}, Silver
  • £18.99
  • RRP £20.99
  • Saving you £10

Shimano 105 FC5750 10 Speed Compact ChainringsThe new 5750 road chainring has a slim body line, super smooth rotation and superior shifting performance to power you effortlessly along. This Shimano10 speed road chainring is manufactured from aluminium and has an anodised coating to ensure lasting durability and cleaner gear shifts.Features:  Material: Aluminium  BCD: 5x110mm  Chainring design improves pick up and shifting performanceAnodised chainringCompatible with 7900 Dura Ace and 6700 Ultegra systemsA 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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Hornit CLUG Plus Bike Holder - White - Black - 2.75" - 3.2", White - Black
  • £18.99

Hornit CLUG Plus Bike HolderThis brilliant bike holder is engineered for use with mountain bikes (MTB) which have plus size 2.75-3.2" tyres for a strong and reliable hold. It works with your floor to firmly hold your bike in place by its front wheel which is mounted to the wall. The CLUG Plus Bike Holder is a Eurobike award winning bike rack, this clever and compact invention allows you to keep your two-wheeler indoors without taking up any valuable floor space.  Features:  Use: MTB  Tyre Size: 2.75-3.2"  Mount: Wall mountBuy Hornit Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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