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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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 Spokes (18 Pack) - Black - 261mm}, 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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DT Swiss Competition Spokes (18 Pack) - Black - 259mm}, 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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DT Swiss Competition Spokes (18 Pack) - Black - 271mm}, 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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DT Swiss Competition DB Silver Spokes - 18 Pack, Silver
  • £3.99
  • RRP £10.99
  • Saving you £64

DT Swiss Competition DB Silver Spokes - 18 PackGiven the weight and loads these 2mm-thick lengths of steel have to support, there's a lot to be said for buying the best - DT Swiss cold-forged stainless steel spokes. Features: 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. Supplied with brass nipples. 2mm which Tapers to 1.8mm in the middle 12mm NipplesBuy 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 - 277mm}, 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 Spokes (18 Pack) - Black - 292mm}, 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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DT Swiss Competition Spokes (18 Pack) - Black - 298mm}, 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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DT Swiss Competition Race Spokes (18 Pack) - Black - 273mm}, 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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WTB TCS Tubeless Rim Tape (11m) - Yellow - 28mm}, Yellow
  • £3.99
  • RRP £9.99
  • Saving you £60

WTB TCS Tubeless Rim Tape (11m)Set up your tubeless wheels or tyres with ease, thanks to the Tubeless Compatible System (TCS) Rim Tape from WTB. This adhesive tape provides you 11 metres, which is enough to cover up to 5 rims. It is recommended by WTB, that your tape is 5mm wider than your inner rim's width. Features:Adhesive tapeDesigned for tubeless-ready rims.Length: 11-metres (Enough tape for 5 rims)Compatible with WTB Rims: Cross Country: 19mm - 22mm; Trail: 21mm - 24mm; All Mountain: 23mm - 26mm; Freeride: 27mm - 30mmBuy WTB Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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WTB TCS Tubeless Rim Tape (11m) - Yellow - 30mm}, Yellow
  • £3.99
  • RRP £9.99
  • Saving you £60

WTB TCS Tubeless Rim Tape (11m)Set up your tubeless wheels or tyres with ease, thanks to the Tubeless Compatible System (TCS) Rim Tape from WTB. This adhesive tape provides you 11 metres, which is enough to cover up to 5 rims. It is recommended by WTB, that your tape is 5mm wider than your inner rim's width. Features:Adhesive tapeDesigned for tubeless-ready rims.Length: 11-metres (Enough tape for 5 rims)Compatible with WTB Rims: Cross Country: 19mm - 22mm; Trail: 21mm - 24mm; All Mountain: 23mm - 26mm; Freeride: 27mm - 30mmBuy WTB Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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WTB J-Bend Stainless Steel Spokes (36 Pack) - Black - 295mm}, Black
  • £3.99
  • RRP £19.99
  • Saving you £80

WTB Straight Pull Steel Spokes (36 Pack)This 36 pack of spokes features a hard-wearing stainless steel construction for maximum durability and for the handling rigours of mountain bike (MTB) trail riding. WTB has also equipped these with a J-Bend design for quick and easy installation. Perfect for giving your existing MTB wheel set-up an upgrade. Genuine WTB spare parts.Features: Material: Stainless Steel Use: MTB Spoke Type: J-Bend Number of Spokes: 36 Length: Multiple options available to select Genuine WTB spare partsManufacturer's Part Numbers: W125-21-293P Silver Stainless Steel 293mm W125-21-295P Silver Stainless Steel 295mm W125-21-296P Silver Stainless Steel 296mm W125-21-297P Silver Stainless Steel 297mmBuy WTB Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Spank Fratelli Tubeless Conversion Tape - Gold, Gold
  • £3.99
  • RRP £9.99
  • Saving you £60

Spank Fratelli Tubeless Conversion TapeUltra-light and pliable tubeless conversion sealant tape from Spank.Features: Construction: Advanced Polymide with high temperature range adhesive Length: Sufficient for one wheelset 26″/29″/700c Weight: ± 9g (26″)/10g (29″) per rim Width: 25mmBuy Spank Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Spank MTB Flat Pedal Pin Replacement Kit - Silver, Silver
  • £3.99
  • RRP £6.99
  • Saving you £43

Spank MTB Flat Pedal Pin Replacement Kit Genuine replacement pin kit for Spank Spike Pedals.Features: Size: M4Buy Spank Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Zefal Christophe 515XL Pedal Straps - Black, Black
  • £3.99

Zefal Christophe 515XL Pedal Straps The Zefal Christophe 515XL Straps feature a simple, durable and efficient design. The 515XL straps are ideal for a large single-toe clip pedal setup.Adjustable and DurableThe additional length of these straps allows for maximum adjustability for larger shoes sizes and pedal fitting, whilst the Techno-polymer coating ensures that these straps have the durability to withstand the abuses of everyday cycling.Features: Material: Techno-polymer Length: 440mmBuy Zefal Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Zefal Aluminium Plastic Bottle Cage - Black, Black
  • £3.99

Zefal Aluminium Plastic Bottle CageKeep hydrated when on the go thanks to this Aluminium Plastic Bottle Cage from Zefal. Made from a plastic technopolymer mounting area and an aluminium cage, it is suitable to store standard sized water bottles. Designed to be easily installed on your frame it includes three eyelets so you can mount it at a height to suit your needs. Features:Material: Technopolymer beam and Aluminium cage (6101 T3)Thickness: 5mmWeight: 40gBuy Zefal Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Mobi Replacement Hose Ends - Grey, Grey
  • £3.99

Mobi Hose Ends Replacement hose end for Mobi 3m or 6m portable washer hose. Buy Mobi Hose Ends from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Mobi Wet Chain Lube - 100ml}
  • £3.99
  • RRP £4.49
  • Saving you £11

Mobi Wet Chain LubeThis lubricant ensures your bike has a smooth-running drivetrain  throughout the year when riding in wet weather and muddy conditions. Highly durable and water repellent, this lube repels dirt and liquids from your chain, significantly reducing friction and improving shifting performance in all weather conditions.Features:  Improves shifting and pedalling efficiency  Highly water repellent  Prevents rust and corrosion  Use: Wet weather conditionsBuy Mobi Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Mobi Dry Teflon Chain Lube - 100ml}
  • £3.99
  • RRP £4.49
  • Saving you £11

Mobi Dry Teflon Chain LubeThe Mobi Dry Lube with Teflon is formulated to penetrate your inner  chain and drivetrain. It effectively prevents the build-up of dirt, grit and  dust associated with dry weather riding while ensuring smooth shifting and  pedalling performance.Features:  Improves Shifting and Pedalling Efficiency  Formulated to Reduce Friction and Wear  Prevents Rust and Corrosion  Additives: Teflon  Use: Dry Weather ConditionsBuy Mobi Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Pirelli SporTUBE MTB Inner Tubes - Black - 2.4" - 2.6", Black
  • £3.99
  • RRP £5.99
  • Saving you £33

Pirelli SporTUBE MTB Inner TubesThe SporTUBE MTB Inner Tubes from Pirelli are durable and lightweight Butyl inner tubes for off-road mountain bike (MTB) riding. Versatile for cross country (XC), all mountain and enduro riding, and this dependable inner tube also features a reliable Presta valve.The most classic and common cycling butyl inner tube doesn't need any introduction.Features: Use: Mountain bike, Off-road Tube Type: Butyl Valve Type: Presta Valve Length: 48mmBuy Pirelli Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Prime Centre Lock Rotor Lock Ring (15 or 20mm) - Black - 15/20mm}, Black
  • £3.99
  • RRP £4.99
  • Saving you £20

Prime Centre Lock Rotor Lock Ring (15 or 20mm)This high-quality lockring is perfectly tailored for securing your Center Lock disc rotors. Essential for riders who want to run a 15 or 20mm front thru axle set-up, this brilliant component offers fast installation and excellent reliability.Features: Allows 15mm and 20mm thru axles to be used on hubs with Center Lock disc rotors Replaces the standard 12mm Center Lock ringBuy Prime Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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