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

DT Swiss Competition Race Spokes (18 Pack) - Black - 268mm}, Black
  • £3.99
  • RRP £15.49
  • Saving you £74

DT Swiss Competition Race Spokes (18 Pack)The Competition Race Spokes (18 Pack) from DT Swiss is an even lighter spoke than the already lightweight DT Swiss Competition spokes. However, these spokes are still very strong and durable for high-performance wheel builds.DT Competition Race is an evolution of the already light DT Competition. The extra thin middle section saves an astonishing 70 g compared to the classic version at almost equal stiffness and durability. Double ButtedThese spokes have two different diameters. The spoke is partially butted by cold forging. This reduces the diameter and enables weight reduction while improving the elongation values. Features: Thread: 2.0mm Spoke Head Height: 6.2mm Diameter 1: 1.6mm Diameter 2: 2.0mm Diameter 3: 1.8mm Suitable for E-Bikes: No Weight: 312 g for 64 spokes at a length of 264 mmBuy DT Swiss Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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DT Swiss Competition Race Spokes (18 Pack) - Black - 274mm}, Black
  • £3.99
  • RRP £15.49
  • Saving you £74

DT Swiss Competition Race Spokes (18 Pack)The Competition Race Spokes (18 Pack) from DT Swiss is an even lighter spoke than the already lightweight DT Swiss Competition spokes. However, these spokes are still very strong and durable for high-performance wheel builds.DT Competition Race is an evolution of the already light DT Competition. The extra thin middle section saves an astonishing 70 g compared to the classic version at almost equal stiffness and durability. Double ButtedThese spokes have two different diameters. The spoke is partially butted by cold forging. This reduces the diameter and enables weight reduction while improving the elongation values. Features: Thread: 2.0mm Spoke Head Height: 6.2mm Diameter 1: 1.6mm Diameter 2: 2.0mm Diameter 3: 1.8mm Suitable for E-Bikes: No Weight: 312 g for 64 spokes at a length of 264 mmBuy DT Swiss Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Fiction Troop Grips - Bright Blue, Bright Blue
  • £3.99
  • RRP £4.99
  • Saving you £20

Fiction Troop GripsThe Fiction Troop grips are made from a soft Krayton rubber compound with diagonally cut ribs for comfort and control.Features: Diameter: 30.5mmLength: 160mmBar Ends: Nylon Plug StyleBuy Fiction Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Schwalbe Road Tube - 60mm Valve
  • £3.99
  • RRP £8.49
  • Saving you £53

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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DT Swiss Competition Race Spokes (18 Pack) - Black - 275mm}, Black
  • £3.99
  • RRP £15.49
  • Saving you £74

DT Swiss Competition Race Spokes (18 Pack)The Competition Race Spokes (18 Pack) from DT Swiss is an even lighter spoke than the already lightweight DT Swiss Competition spokes. However, these spokes are still very strong and durable for high-performance wheel builds.DT Competition Race is an evolution of the already light DT Competition. The extra thin middle section saves an astonishing 70 g compared to the classic version at almost equal stiffness and durability. Double ButtedThese spokes have two different diameters. The spoke is partially butted by cold forging. This reduces the diameter and enables weight reduction while improving the elongation values. Features: Thread: 2.0mm Spoke Head Height: 6.2mm Diameter 1: 1.6mm Diameter 2: 2.0mm Diameter 3: 1.8mm Suitable for E-Bikes: No Weight: 312 g for 64 spokes at a length of 264 mmBuy DT Swiss Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vitus MD4R QR Rear Hub Pawl and Spring Kit - Neutral, Neutral
  • £3.99

Vitus MD4R QR Rear Hub Pawl and Spring KitMD4R QR Rear Hub Pawl And Spring Kit.Features: Part Number: MD4RBuy Vitus Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Jagwire Slick Campagnolo Inner Gear Cable
  • £3.99

Jagwire Slick Campagnolo Inner Gear CableJagwire knows wire - that's why it's in their name. Friction in a shift or brake setup results in poor, sloppy performance, ruining the feel of any bike or system. That's why their wire is manufactured to the highest standards in the industry and are tested and checked thoroughly during manufacture.An upgrade from basic cables, these stainless steel strands are pre-stretched, then extruded through a die that removes the rough edges resulting in a smooth surface that reduces friction along the length of the cable. These cables are the most popular choice for riders balancing performance, durability and cost.Features: Die-extruded stainless steel is corrosion resistant Material: Slick Stainless Steel Diameter: 1.1mm Length: 2300mm Compatibility: Campagnolo Weight: 14.5gBuy Jagwire Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Fiction Troop Grips - Blood Red, Blood Red
  • £3.99
  • RRP £4.99
  • Saving you £20

Fiction Troop GripsThe Fiction Troop grips are made from a soft Krayton rubber compound with diagonally cut ribs for comfort and control.Features: Diameter: 30.5mmLength: 160mmBar Ends: Nylon Plug StyleBuy Fiction Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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DT Swiss Competition Race Spokes (18 Pack) - Black - 282mm}, Black
  • £3.99
  • RRP £15.49
  • Saving you £74

DT Swiss Competition Race Spokes (18 Pack)The Competition Race Spokes (18 Pack) from DT Swiss is an even lighter spoke than the already lightweight DT Swiss Competition spokes. However, these spokes are still very strong and durable for high-performance wheel builds.DT Competition Race is an evolution of the already light DT Competition. The extra thin middle section saves an astonishing 70 g compared to the classic version at almost equal stiffness and durability. Double ButtedThese spokes have two different diameters. The spoke is partially butted by cold forging. This reduces the diameter and enables weight reduction while improving the elongation values. Features: Thread: 2.0mm Spoke Head Height: 6.2mm Diameter 1: 1.6mm Diameter 2: 2.0mm Diameter 3: 1.8mm Suitable for E-Bikes: No Weight: 312 g for 64 spokes at a length of 264 mmBuy DT Swiss Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Performance Universal Inner Gear Cable - Shimano - Sram}
  • £3.99

LifeLine Performance Universal Inner Gear CableThe LifeLine Performance Inner Gear Cable gives efficient, reliable shifting to your Shimano or SRAM shifters. Constructed from 31 stainless steel filaments, it is built to last and features a high-shine machined finish to ensure your shifter will have a smooth and maintenance free action. Its common shaped single anchor makes this cable compatible with the most common shifters.Features:  31 strand stainless steel construction for high tensile strength and enhanced flexibility  Single anchor eliminates cutting and possible fraying prior to installation  Superior shine finish for minimal friction with the outer housing  Compatible with MTB Thumb-Shifters and Twist-Grips, Shimano STI Road levers, SRAM DoubleTap Road levers, Down-Tube and TT shifters  Not compatible with Campagnolo shifters Includes:1x stainless steel inner cable with anchor that is compatible with all common shifter types3x cable end capsBuy LifeLine Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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DT Swiss Competition Race Spokes (18 Pack) - Black - 272mm}, Black
  • £3.99
  • RRP £15.49
  • Saving you £74

DT Swiss Competition Race Spokes (18 Pack)The Competition Race Spokes (18 Pack) from DT Swiss is an even lighter spoke than the already lightweight DT Swiss Competition spokes. However, these spokes are still very strong and durable for high-performance wheel builds.DT Competition Race is an evolution of the already light DT Competition. The extra thin middle section saves an astonishing 70 g compared to the classic version at almost equal stiffness and durability. Double ButtedThese spokes have two different diameters. The spoke is partially butted by cold forging. This reduces the diameter and enables weight reduction while improving the elongation values. Features: Thread: 2.0mm Spoke Head Height: 6.2mm Diameter 1: 1.6mm Diameter 2: 2.0mm Diameter 3: 1.8mm Suitable for E-Bikes: No Weight: 312 g for 64 spokes at a length of 264 mmBuy DT Swiss Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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E Thirteen TRS+ MTB Chain Guide Wearplate Kit - Red, Red
  • £3.99
  • RRP £13.95
  • Saving you £71

E Thirteen TRS+ MTB Chain Guide Wearplate KitThis kit features a replacement wearplate for the E Thirteen TRS+ chain retention device.TRS, or Trail Security, products fill the expanding Enduro and All-Mountain categories. Engineered to take extreme punishment dealt by riders on Enduro bikes, they're still light enough to use on XC specific bikes.Plus level products also use some of the same exotic materials as the R product level but combined with less complex manufacturing and finishing processes to create a weight and price competitive part with class-leading performance.Features: Compatibility: Fits TRS+ Dual Ring chain guides only Genuine high-quality E*Thirteen spare parts Part Numbers: CGW-TRP-D-UNIA-B, CGW-TRP-D-UNIA-RBuy E Thirteen Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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DT Swiss Competition Race Spokes (18 Pack) - Black - 267mm}, Black
  • £3.99
  • RRP £15.49
  • Saving you £74

DT Swiss Competition Race Spokes (18 Pack)The Competition Race Spokes (18 Pack) from DT Swiss is an even lighter spoke than the already lightweight DT Swiss Competition spokes. However, these spokes are still very strong and durable for high-performance wheel builds.DT Competition Race is an evolution of the already light DT Competition. The extra thin middle section saves an astonishing 70 g compared to the classic version at almost equal stiffness and durability. Double ButtedThese spokes have two different diameters. The spoke is partially butted by cold forging. This reduces the diameter and enables weight reduction while improving the elongation values. Features: Thread: 2.0mm Spoke Head Height: 6.2mm Diameter 1: 1.6mm Diameter 2: 2.0mm Diameter 3: 1.8mm Suitable for E-Bikes: No Weight: 312 g for 64 spokes at a length of 264 mmBuy DT Swiss Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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microSHIFT RD-M21 6-7 Speed Rear Derailleur - Black - Long Cage, Black
  • £3.99
  • RRP £9.99
  • Saving you £60

microSHIFT RD-M21 6/7 Speed Rear Derailleur The microSHIFT RD-M21 rear derailleur is comaptible with 6 and 7-Speed mountain bike drivetrains. Ideal for cross country and general off-road trail riding, this rear mech provides fast and smooth gear shifting performance in all conditions.Key Features: Rear Derailleur for 2/3 x 6 / 7 Speed Direct Attachment Type Long Cage Max. Sprockets: 32T Total Capacity: 43TFeatures: Model No.: RD-M21LA Cassette Compatibility: 6 / 7 Speed Cage Type: Long Cage Front Chainring: Double / Triple Max. Sprocket: 32T Min. Sprocket: 11T Total Capacity: 43T Guide Pulley: Engineering Composite with Steel Bushing Tension Pulley: Engineering Composite with Steel Bushing Bracket Body: Resin / Black Mount Type: Reverse Bracket Type Bracket Pivot Seal: N Plate Body: Resin / Black Plate Pivot Seal: N Outer Link: Resin Steel Inner Link: Black Steel Link Pin Bushing: N Outer Plate: Black Painted Steel Inner Plate: Black Painted Steel Weight: 279g Compatibility: Shimano 6 / 7 Speed MTB Rear Derailleur CompatibleBuy microSHIFT Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Performance Campagnolo Inner Gear Cable - Campagnolo}
  • £3.99

LifeLine Performance Campagnolo Inner Gear CableLifeLine's Performance Inner Gear Cable features a 31-strand stainless steel construction and a machined high-shine finish to help your Campagnolo shifters shift accurately and effortlessly. This machined finish also makes the cables maintenance free for durable consistent performance. A specific 4mm anchor makes this cable compatible with Campagnolo Ergo levers.Features:  31 strand stainless steel construction for high tensile strength and enhanced flexibility  Single anchor eliminates cutting and possible fraying prior to installation  Superior shine finish for minimal friction with the outer housing  Compatible with Campagnolo Ergo leversIncludes:  1x stainless steel inner cable with Ø 4.0mm anchor for Campagnolo shifters3x cable end capsBuy LifeLine Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Race Face Sniper Slide On Grips - Red, Red
  • £3.99
  • RRP £11.99
  • Saving you £67

Race Face Sniper Slide On GripsOften overlooked, the value of a good set of grips should not be underestimated. It is one of the three important points of contact between you and your bike. A good set of grips will offer you more control and lessen hand fatigue while riding.• Manufactured for us by ODI • Narrow but comfortable grip profile • Proprietary dual-surface texture for complete control.• Built for: XC/AM/DHBuy Race Face Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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DT Swiss Competition Race Spokes (18 Pack) - Black - 266mm}, Black
  • £3.99
  • RRP £15.49
  • Saving you £74

DT Swiss Competition Race Spokes (18 Pack)The Competition Race Spokes (18 Pack) from DT Swiss is an even lighter spoke than the already lightweight DT Swiss Competition spokes. However, these spokes are still very strong and durable for high-performance wheel builds.DT Competition Race is an evolution of the already light DT Competition. The extra thin middle section saves an astonishing 70 g compared to the classic version at almost equal stiffness and durability. Double ButtedThese spokes have two different diameters. The spoke is partially butted by cold forging. This reduces the diameter and enables weight reduction while improving the elongation values. Features: Thread: 2.0mm Spoke Head Height: 6.2mm Diameter 1: 1.6mm Diameter 2: 2.0mm Diameter 3: 1.8mm Suitable for E-Bikes: No Weight: 312 g for 64 spokes at a length of 264 mmBuy DT Swiss Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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DT Swiss Competition Race Spokes (18 Pack) - Black - 283mm}, Black
  • £3.99
  • RRP £15.49
  • Saving you £74

DT Swiss Competition Race Spokes (18 Pack)The Competition Race Spokes (18 Pack) from DT Swiss is an even lighter spoke than the already lightweight DT Swiss Competition spokes. However, these spokes are still very strong and durable for high-performance wheel builds.DT Competition Race is an evolution of the already light DT Competition. The extra thin middle section saves an astonishing 70 g compared to the classic version at almost equal stiffness and durability. Double ButtedThese spokes have two different diameters. The spoke is partially butted by cold forging. This reduces the diameter and enables weight reduction while improving the elongation values. Features: Thread: 2.0mm Spoke Head Height: 6.2mm Diameter 1: 1.6mm Diameter 2: 2.0mm Diameter 3: 1.8mm Suitable for E-Bikes: No Weight: 312 g for 64 spokes at a length of 264 mmBuy DT Swiss Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Steel Headset Bearing - Silver - SB-A - 30mm}, Silver
  • £3.99
  • RRP £5.99
  • Saving you £33

Nukeproof Steel Headset BearingGenuine replacement headset cartridge bearing from Nukeproof.Features: SB-A-30mm: Replacement bearing for all 1 1/8th Nukeproof headsets (Top Cups: T1 & T3, Bottom Cups B1-B4) Fits Nukeproof 1 1/8” headset cups for 1 1/8” steerer SB-B-40mm-Pre 2015: Replacement bearing for 1.5” Nukeproof headsets (pre 2015) SB-B-40mm-2015 onwards: Replacement bearing for 1.5” Nukeproof headsets (2015 onwards, Bottom Cup B5 - B8) Fits Nukeproof 1.5” headset cups for 1.5” steererSpecifications: SB-A - 30mm: 41.0 x 45 x 45 SB-B - 40mm - Pre 2015: 51.8 x 36 x 45 SB-B - 40mm - 2015 Onwards: 51.8 x 45 x 45Buy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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DT Swiss Competition Spokes (18 Pack) - Black - 255mm}, Black
  • £3.99
  • RRP £14.49
  • Saving you £72

DT Swiss Competition Spokes (18 Pack)The DT Swiss Competition Spokes (18 Pack) are strong, durable and lightweight spokes that are ideal for high-performance cycling wheels.This is one of the most versatile spokes in the DT Swiss spoke range. DT Competition gets its special strength from cold forging. This makes it not only extremely durable but thanks to the thinner middle section, it is 48g lighter than a spoke with a constant diameter of 1.8 mm. The balanced relation between strength and weight of its 2.0 mm counterpart allows for a wide range of uses, from road wheels to super-light Enduro mountain bike (MTB) wheels. Features: Material: Cold Forged Like double-butted frame tubes, these Competition Spokes are thicker were most stressed - the ends where the spokes join the rim and hub - and thinner in the middle to save weight and absorb shock Cold forged 2mm which Tapers to 1.8mm in the middle 12mm nipples available separately Weight: from 311 g for 64 spokes at a length of 264 mm. Buy DT Swiss Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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