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

Vitus MD4R-K68R Quick Release Freehub Body - Neutral, Neutral
  • £9.99

Vitus MD4R-K68R Quick Release Freehub BodyThis freehub body is specifically designed for use on Vitus MD4R and K68R quick release (QR) rear hubs. Ideal for replacing your old or worn-out existing freehub body. Genuine Vitus spare part.Features: Compatibility: Vitus MD4R and K68R QR rear hubs Genuine Vitus spare part Part Number: VMD4RQRRHUBFBBuy Vitus Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Aero Beam Rear Bike Light - 50L}
  • £9.99
  • RRP £14.99
  • Saving you £33

LifeLine Aero Beam Rear Bike LightStay safe and be seen with LifeLine's Aero Beam 50 Lumen Rear Light. Ideal for commuting and training in low light conditions. This rear light has a 50 lumen output from 16 COB red LEDs. The Aero Beam 50 Lumen Rear Light lets you choose from five modes to suit your environment and battery life.Versatile Rear Light, USB Rechargeable This rear light is USB rechargeable to let you charge on the go; the strong silicone strap lets you mount LifeLine's Aero Beam 50 Lumen Rear Light to any seatpost profile or any diameter. Also water resistant, this 50 lumen rear light will give you peace of mind to pedal in all conditions.Features:Output: 50 LumenDimensions (mm): 79.5x29x30Charging: 2-3hrsLED: 16 COB redFive Modes:High Beam: 1.5hrsLow Beam: 6hrsFast Flash: 24hrsSlow Flash: 27hrsPulse: 6hrsAccessories: USB charging cableBattery: Rechargeable Lithium-Ion polymerStrong silicone strap mounts to any seatpost profile or diameterLow battery and full battery indicatorsRear and side visibilityWater resistantWeight: 31gBuy LifeLine Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Muc-Off Bike Tyre & Cassette Brush
  • £9.99

Muc-Off Bike Tyre & Cassette BrushThe Muc-Off tyre and cassette brush is equipped with stiff and durable nylon bristles that will make short work of road grime or dirt from the trail. It is ideal for working in cleaning products such as Muc-Off's Nano Tech bike cleaner and will bring your components up like new. The handle features moulded silicone inserts that help to give you a comfortable and steady grip. Features: Durable Nylon bristles Reach hard to shift grime Silicone inserts provide a comfortable and steady grip Specialist shape allows for easy application of cleaning productsBuy Muc-Off Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Bottom Bracket Tool 8 Prong - Grey - LifeLine}, Grey
  • £9.99
  • RRP £11.99
  • Saving you £17

LifeLine BB Tool 8 ProngHeavy duty 8 prong tool for installing and removing Bottom Brackets with a ratchet wrench.Features:  Suitable for XTR M950 & Middleburn LockringInner Diameter: 3.1mmOuter Diameter: 5mmBuy LifeLine BB Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Reactor Alloy Chain Stay Protector 290 - Black, Black
  • £9.99

Nukeproof Reactor Alloy Chain Stay Protector 290For top-grade defence against bumps, scratches and dents on your framework, Nukeproof's Reactor Alloy 290 Chain stay Protector will ensure your chainstays stay clean and nick free on every ride.High Quality and Protective Chainstay CoversDesigned for Reactor Alloy 290 models, these original Nukeproof covers offer great protection from their durable moulded silicone construction. Attaching to your chainstays via the 3M adhesive backing, this Chainstay Protector is the ideal barrier against bangs, dings and dirt.Features: Material: Moulded Silicone with 3M adhesive backing Compatibility: Current Nukeproof Reactor Alloy 290 modelsBuy Nukeproof Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Fiction Atlas HP BMX Tyre - Black - 20", Black
  • £9.99
  • RRP £22.99
  • Saving you £57

Fiction Atlas HP BMX TyreThe Fiction Atlas HP is a directional tyre, which has a low-profile tread design and can be inflated to high pressures, making it an excellent option for riders who ride fast and hard. The tread pattern features long centre lugs that offer exceptionally fast rolling speed, while the micro knurling across the surface provides extra traction making them perfect for street & park use. The durable tread pattern wraps around the entire surface of the tyre to protect the sidewall when grinding and provides additional traction when performing sharp turns and tricky manoeuvres. Riders who have a riding style that demands a lot of confidence in grip will find this tyre especially useful.Features: Inflated Width: 59mm (2.3"), 61mm (2.4") Inflated Diameter: 526mm (2.3”), 531mm (2.4”) Max Pressure: 80-110 PSI Weight: 635g (2.3”), 663g (2.4”) Buy Fiction Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Reactor Alloy Chain Stay Protector 275 - Black, Black
  • £9.99

Nukeproof Reactor Alloy Chain Stay Protector 275For top-grade defence against bumps, scratches and dents on your framework, Nukeproof's Reactor Alloy 275 Chain stay Protector will ensure your chain stays stay clean and nick free on every ride.High Quality and Protective Chainstay CoversDesigned for Reactor Alloy 275 models, these original Nukeproof covers offer great protection from their durable moulded silicone construction. Attaching to your chainstays via the 3M adhesive backing, the Reactor Chain stay Protector is the ideal barrier against bangs, dings and dirt.Features: Material: Moulded Silicone with 3M adhesive backing Compatibility: Current Nukeproof Reactor Alloy 275 modelsBuy Nukeproof Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Reactor Carbon Chain Stay Protector 290 - Black, Black
  • £9.99

Nukeproof Reactor Carbon Chain Stay Protector 290For top-grade defence against bumps, scratches and dents on your framework, Nukeproof's Reactor Carbon Chainstay Protector 290 will ensure your chainstays stay clean and nick free on every ride.High Quality and Protective Chainstay CoversDesigned for Reactor Carbon 290 models, these original Nukeproof covers offer great protection from their durable moulded silicone construction. Attaching to your chainstays via the 3M adhesive backing, this Chainstay Protector is the ideal barrier against bangs, dings and dirt.Features: Material: Moulded Silicone with 3M adhesive backing Compatibility: Current Nukeproof Reactor Carbon 290 modelsBuy Nukeproof Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Fitness-Mad Mini-Power Loop Set - Black, Black
  • £9.99
  • RRP £12.99
  • Saving you £23

Fitness-Mad Mini-Power Loop SetBuild-up strength and condition your muscles with the Fitness-Mad Mini-Power Loop Set. The set includes 5 different bands which provide 5 different level of resistance which allow you to progress your training. The bands can be used in multiple ways across your body to work on different muscles – making them ideal for rehabilitation, plus general strength and conditioning.Features5 bands included – Extra Light, Light, Medium, Strong and Extra StrongProvides options so you can progress your workout as you get strongerMade from durable latexIdeal for rehab as well as general strength and conditioning31cm diameterWARNING: These bands are made from Latex, Do Not Use if you suffer from a Latex allergyBuy Fitness-Mad Training Aids from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Trail Saddle - Black, Black
  • £9.99
  • RRP £29.99
  • Saving you £67

Nukeproof Trail SaddleThis mountain bike (MTB) saddle is designed with long-distance mileage in mind and it's specifically engineered to provide lasting comfort even during the most epic days in the mountains, hills and forests. It features a tough microfabric cover, which makes it more than capable of handling the pressure from downhill (DH), all mountain (AM) and cross country (XC) riding. Nukeproof has also equipped this model with tough chromoly (CrMo) steel rails for excellent durability, as they hold you securely to your seatpost. Engineered for versatility, it suits a wide range of rider shapes and sizes, making it an ideal choice of upgrade for any trail riding discipline.Features: Cover Material: Microfabric Rails Material: Chromoly (CrMo) Steel Use: Downhill (DH), All Mountain (AM) and Cross Country (XC) Length: 277mm Width: 140mm Rails Size: 7mm Weight: 391gBuy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Reactor Carbon Chain Stay Protector 275 - Black, Black
  • £9.99

Nukeproof Reactor Carbon Chain Stay Protector 275For top-grade defence against bumps, scratches and dents on your framework, Nukeproof's Reactor Carbon 275 Chainstay Protector will ensure your chainstays stay clean and nick free on every ride.High Quality and Protective Chainstay CoversDesigned for the Reactor Carbon 275, this original Nukeproof cover offers great protection thanks to its durable moulded silicone construction. Attaching to your chainstays via the 3M adhesive backing, the Reactor 275 Carbon Chainstay Protector is the ideal barrier against bangs, dings and dirt.Features: Material: Moulded Silicone with 3M adhesive backing Compatibility: Current Nukeproof Reactor Carbon 275 modelsBuy Nukeproof Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Solum 260 Chain Tensioner Kit - Silver, Silver
  • £9.99
  • RRP £14.99
  • Saving you £33

Nukeproof Solum 260 Chain Tensioner KitThis chain tensioner kit is needed to maintain the correct alignment of the rear hubs and chain tension in the Nukeproof Solum frame's single-speed horizonal drop-outs. Featuring a pair for drive and non-drive side, these tensioners are specifically produced for the Nukeproof Solum and are not cross-compatible with other models and brands. Genuine Nukeproof spare parts.Features: Solum frame specific design 10mm axle Pair for drive and non-drive sideBuy Nukeproof Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vitus Mythique 276 Chainstay Protector - Black, Black
  • £9.99

Vitus Mythique Chainstay Protector 275Protect your bikes chainstay from chainslap and strikes, the Vitus Mythique chainstay protector is compatible with all 27.5" Mythique models.Features: Genuine Vitus Frame Spares Compatibility: Vitus Mythique 27.5"Buy Vitus Frames & Forks from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vitus Mythique 29 Chainstay Protector - Black, Black
  • £9.99

Vitus Mythique Chainstay Protector 29 2020-21 Protect your bikes chainstay from chainslap and strikes, the Vitus Mythique chainstay protector is compatible with all 2020-2021 29" Mythique models.Features: Genuine Vitus Frame Spares Compatibility: 2020-2021 Vitus Mythique 29"Buy Vitus Frames & Forks from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Schwalbe Mad Mike K-Guard BMX Tyre - Black - Wire Bead, Black
  • £9.99
  • RRP £15.49
  • Saving you £36

Schwalbe Mad Mike K-Guard BMX TyreThe Schwalbe proven BMX profile in an affordable, standard version. After 25 years, the Schwalbe long-standing BMX phenomenon HS137 was finally christened - Mad Mike, now with an integrated Kevlar Guard. Features:20 x 1.75 COMPOUND: SBC TREAD: Kevlar Guard BAR: 2.5/4.0 Weight (g): 580 EPI: 50 20 x 2.125 COMPOUND: SBC TREAD: Kevlar Guard BAR: 2.0/4.0 Weight (g): 720 EPI: 50 Buy Schwalbe Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vitus Nucleus-Sentier 275 Chainstay Protector - Black - 2020-2021}, Black
  • £9.99

Vitus Nucleus-Sentier 275 Chainstay ProtectorThe Vitus Nucleus-Sentier chainstay protector fits all 2020-2021 Vitus 27.5”-wheel Nucleus and Sentier models. It protects your frame's chainstay from chainslap and rock strikes while ensuring a quieter ride.Features: Genuine Vitus Frame Spares Compatibility: 2020-2021 27.5" Vitus Nucleus and Sentier modelsBuy Vitus Frames & Forks from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Brand-X Stubby Bar Ends - Black - Straight, Black
  • £9.99

Brand-X Stubby Bar EndsThe Brand-X quill stubby bar end is 3D forged from 1 piece of 6061-T6 Aluminium and features a Knurled section for added grip. They can be set at any angle and will fit securely on all handlebars. Features: Length: 85mm Barbore: 22.2mm Diameter of bar end: 22.6mm Weight: 60 grams each Finish: Sand Blasted and anodised Colour: BlackBuy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Nukeproof Enduro ABEC5 V2 MTB Hub Bearing (6902) - Silver - 6902}, Silver
  • £9.99
  • RRP £12.99
  • Saving you £23

Nukeproof Enduro 6902 ABEC5 V2 Hub Bearing This bearing is specifically designed for use with the Nukeproof Horizon and Neutron V2 range of wheels. It features a hard-wearing, high carbon chromium alloy race with graphic/nylon ball retainers. This makes it incredibly durable and more than capable of handling all the intensity that comes with shredding the mountain bike trails. This superb bearing sets the benchmark for high precision bearings. ABEC-5 LinePart of an updated ABEC-5 line of wheel hub bearings, this 6902 bearing is the revised LLU/LLB dual seal model. The ABEC-5 Dual Seal bearing places a LLU full contact seal on the outside facing surface of the bearing, while the Inboard facing LLB medium contact seal offers less drag. Its specific seal increases the lifespan of the bearing and offers excellent performance. High precision balls are within 5/1,000,000″ round. This is military level specification, used for precision equipment. R-64 hardness, of the highest grade. This bearing will also fit many other hubs that use this size of bearing.This superb bearing sets the benchmark for high precision bearings.Features: Material: High Carbon Chromium Alloy Races with Graphite/Nylon Ball Retainers Bearing Code: 6902 Dimensions: 15x28x7mm ABEC: 5 Grade: 10 Seals: LLU/LLB Grease: Mobil XHP 222 Nukeproof Part Number: NUKHORV2B6902 Approx Weight: 15.1gBuy Nukeproof Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Prime 360 Super Bright Rear Light (PSI) - Red, Red
  • £9.99
  • RRP £19.99
  • Saving you £50

Prime 360 Super Bright Rear Light (PSI)The 360 Super Bright Rear Light (PSI) from Prime is a bright and reliable rear cycle light. It can mount to your seatpost, helmet and beneath the saddle using the Prime Saddle Integration (PSI) system. It also provides 40-lumens on high-beam mode for up to 1-hour and 50-lumens on Daytime flash mode for up to 8-hours.Bright and Reliable Rear Cycle LightBrightness is key for daylight riding and the Prime 360 Super Bright Rear Light offers 40-lumens illumination on high-beam and 50-lumens on daytime flashing mode. With seven modes to choose from the rider can balance the road and light conditions against the most appropriate illumination. This light is also Micro USB Rechargeable, can be post or helmet mounted and comes with both a post-mount bracket (fits 19-32mm dia) and a velcro helmet strap. Burn times are as per below: High Beam (1 HR) Low Beam (6 HRs) Flash 1 (9 HRs) Flash 2 (13.5 HRs) Flash 3 (20 HRs) Flash 4 (3.5 HRs) Daytime Flash (8 HRs)Prime Saddle Integration (PSI) allows you to clip PSI accessories into the saddle base to allow for sleek integration.Features: Size: 55 x 25.5 x 25mm Water-Resistant Micro USB Charging Battery Level Indicator Low Battery Alert Post and Helmet Mounts. Post Mount fits 19-32mm diameter posts 360-degree transparency casing allows for all-round lighting Rechargeable Lithium-ion Polymer Battery (300mAh) 7 Modes: High Beam (1 HR), Low Beam (6 HRs), Flash 1 (9 HRs), Flash 2 (13.5 HRs), Flash 3 (20 HRs), Flash 4 (3.5 HRs), Daytime Flash (8 HRs) Weight: 26gBuy Prime Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Daylight Visible Rear Bike Light - Black, Black
  • £9.99
  • RRP £14.99
  • Saving you £33

LifeLine Daylight Visible Rear Bike LightEnsuring you can be seen at any time of day, this rear light by LifeLine is an ideal way to enhance your visibility for the AM/PM rider. Featuring seven differing light modes to suit the time of day, weather and conditions of your run, this versatile, rechargeable addition to your riding setup is a true lifesaver. Fitting to your seatpost or helmet, its lightweight, water-resistant body will keep you safe and seen in any situation. Features: LED: 38 chip COB Battery: Rechargeable Lithium-Ion Polymer Battery (300mAh) Modes: 7 - High Beam (1.5HRs), Low Beam (4.5HRs), Flash 1 (20HRs), Flash 2 (5HRs), Flash 3 (7.5HRs), Flash 4 (15HRs), Daytime Flash (8HRs) Charging: Micro USB Mount Type: Post and Helmet Mounts, Post Mount fits 19-32mm diameter posts Water Resistant: Yes Battery Level Indicator: Yes - Constant light: 100-50% battery remaining; Slow flash: 49-25%; Fast flash: less than 24% Weight: 18g Buy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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