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

LifeLine Downhill Mountain Bike Inner Tube - 27.5" (650b)
  • £4.99

LifeLine Downhill Mountain Bike Inner TubeThe rough and tumble terrain of downhill riding demands thicker, durable, and reliable tubes to cope with the rock strewn and root infested trails. Pinch flats are all too common, so LifeLine has designed their DH MTB Tube with thicker tube walls to combat this ride wrecker. Rigorously air tested for reliability and durability, LifeLine's butyl tube will roll with the terrain.Features: Use: MTB, DH Valve: Presta, 48mm length Butyl Tube Suitable for 29" MTB wheels Air leakage tested Includes lock ring and cap Non-removable valve cores 1.2mm thick walls Recycled packaging Made in Indonesia Weight: (+/- 10%): 27.5" x 2.2"- 2.5" Presta 48mm: 317±16gBuy LifeLine Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Downhill Mountain Bike Inner Tube - 26"
  • £4.99

LifeLine Downhill Mountain Bike Inner TubeThe rough and tumble terrain of downhill riding demands thicker, durable, and reliable tubes to cope with the rock strewn and root infested trails. Pinch flats are all too common, so LifeLine has designed their DH MTB Tube with thicker tube walls to combat this ride wrecker. Rigorously air tested for reliability and durability, LifeLine's butyl tube will roll with the terrain.Features: Use: MTB, DH Valve: Presta, 48mm length Butyl Tube Suitable for 29" MTB wheels Air leakage tested Includes lock ring and cap Non-removable valve cores 1.2mm thick walls Recycled packaging Made in Indonesia Weight: (+/- 10%): 27.5" x 2.2"- 2.5" Presta 48mm: 317±16gBuy LifeLine Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hope Caliper Seal Kit - E4 - Enduro 2003}
  • £4.99
  • RRP £9.00
  • Saving you £45

Hope Caliper Seal KitAvailable in a wide range of options to suit Hope’s most popular mountain bike hydraulic disc brakes, these disc brake seal kits come complete with all you need to refresh the performance of your caliper. With new seals installed, you’ll ensure your brakes perform at their best and you’ll prevent any fluid loss from contaminating your brake pads.Reasons to Buy: Comes complete with all you need to refresh your caliper's performance. Your brakes will perform at their best. Prevents any fluid loss from contaminating your brake pads.Features: Includes all seals for one Hope disc brake caliper Includes: Pistons seals Bleed plug o-ring and cover Manufacturer Reference Codes: Tech M4 & 2013 E4: HBSPC41:TM4; Mini Caliper: HBSPC41:MINI; Mono Mini Caliper: HBSPC41:MM2; C2: HBSPC41:C2; Moto V2: HBSPC41:MV2; Mono Trial: HBSPC41:TRIAL; Trial Zone: HBSPC41:TRIALZONE; Tech V2 2010: HBSPC41:TV2; X2: HBSPC41:TX2; Mono M4: HBSPC41:MM4; E4-Enduro: HBSPC41:E4; M4: HBSPC41:M4; Mono 6: HBSPC41:MM6; V4: HBSPC41:TV4Buy Hope Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano SLX M7000 3x10 & 2x11sp Front Shifter - Silver - Black - Bar Mount}, Silver - Black
  • £4.99
  • RRP £41.99
  • Saving you £88

Shimano SLX M7000 3x10 & 2x11sp Front ShifterThe newly redesigned SLX M7000 brings trickle down technology from Shimano's higher tier groups. The SLX M7000 front shifter is compatible with both 2x11 and 3x10 setups for great versatility. The levers are lower profile and feature improved ergonomics and longer levers that decrease shift effort.Features: Lever Type: Rapidfire Plus 2-way Release: Yes Shift Cable Casing: OT-SP41 Shift Cable: Optislick 14% reduction in shift effort over SLX M670 Improved vivid index mechanism Compatible with both 2x11 and 3x10 front mechsPlease Note: I-Spec B is not directly compatible with I-Spec A brake levers. For that you will need http://www.chainreactioncycles.com/shimano-i-spec-b-bolt-nut-unit/rp-prod141531A 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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Shimano SLX M7000 3x10 & 2x11sp Front Shifter - Silver - Black - I-Spec II}, Silver - Black
  • £4.99
  • RRP £41.99
  • Saving you £88

Shimano SLX M7000 3x10 & 2x11sp Front ShifterThe newly redesigned SLX M7000 brings trickle down technology from Shimano's higher tier groups. The SLX M7000 front shifter is compatible with both 2x11 and 3x10 setups for great versatility. The levers are lower profile and feature improved ergonomics and longer levers that decrease shift effort.Features: Lever Type: Rapidfire Plus 2-way Release: Yes Shift Cable Casing: OT-SP41 Shift Cable: Optislick 14% reduction in shift effort over SLX M670 Improved vivid index mechanism Compatible with both 2x11 and 3x10 front mechsPlease Note: I-Spec B is not directly compatible with I-Spec A brake levers. For that you will need http://www.chainreactioncycles.com/shimano-i-spec-b-bolt-nut-unit/rp-prod141531A 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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Topeak Shuttle Tyre Levers (1.1) - Yellow, Yellow
  • £4.99

Topeak Shuttle Tyre Levers 1.1A professional tire lever made from engineering grade plastic. Rigid, Strong and Durable.Features:Smooth, thin tip for quick insertion and tube protectionErgonomic shapeNested design for compact storageSize: 10.8 x 2.4 x 2.35cmWeight: 28gBuy Topeak Tools from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Schwalbe Road Tube Extra Light - 40mm Valve
  • £4.99
  • RRP £9.49
  • Saving you £47

Schwalbe Extra Light Road TubeThese extra-light road tubes from Schwalbe are both long-lasting and durable. Lighter than standard road tubes, they offer exceptional rolling power and quality assured reliable performance.  Features: Use: Road Valve Type: Presta Valve Tyre Type: Clincher Tube Size: 23c-28c Size: 700c Designed for use in rims with maximum inner width of 19mm Weight: Approx. 80gBuy Schwalbe Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano SLX M7000 3x10 & 2x11sp Front Shifter - Silver - Black - I-Spec B}, Silver - Black
  • £4.99
  • RRP £39.99
  • Saving you £88

Shimano SLX M7000 3x10 & 2x11sp Front ShifterThe newly redesigned SLX M7000 brings trickle down technology from Shimano's higher tier groups. The SLX M7000 front shifter is compatible with both 2x11 and 3x10 setups for great versatility. The levers are lower profile and feature improved ergonomics and longer levers that decrease shift effort.Features: Lever Type: Rapidfire Plus 2-way Release: Yes Shift Cable Casing: OT-SP41 Shift Cable: Optislick 14% reduction in shift effort over SLX M670 Improved vivid index mechanism Compatible with both 2x11 and 3x10 front mechsPlease Note: I-Spec B is not directly compatible with I-Spec A brake levers. For that you will need http://www.chainreactioncycles.com/shimano-i-spec-b-bolt-nut-unit/rp-prod141531A 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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Continental Compact Inner Tube - Black - 24", Black
  • £4.99
  • RRP £6.99
  • Saving you £29

Continental Compact 24 MTB TubeHigh quality butyl tube ideal for regular use. Specifications:ETRTOSizeWeight32-507 - 47-54424x1 1/4 - 24x1.75x2155g48-507 - 62-50724x1.8 - 24x2.5200gBuy  Continental Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Schwalbe Road Tube Extra Light - 80mm Valve
  • £4.99
  • RRP £9.49
  • Saving you £47

Schwalbe Extra Light Road TubeThese extra-light road tubes from Schwalbe are both long-lasting and durable. Lighter than standard road tubes, they offer exceptional rolling power and quality assured reliable performance.  Features: Use: Road Valve Type: Presta Valve Tyre Type: Clincher Tube Size: 23c-28c Size: 700c Designed for use in rims with maximum inner width of 19mm Weight: Approx. 80gBuy Schwalbe Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Vitus Single Cable Guide Kit - Neutral, Neutral
  • £4.99

Vitus Single Cable Guide KitThis Single Cable Guide is to replace the single cable guide and bolt on Vitus frames.Features: Kit Includes: 1x single cable guide onlyBuy Vitus Frames & Forks from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Brand-X PLUS Sealed Bearing (6000-V2RS) - Silver - PLUS-6000-V2RS}, Silver
  • £4.99

Brand-X PLUS Sealed Bearing (6000-V2RS)Brand-X Plus bearings are a high quality replacement sealed cartridge bearing, specifically designed for suspension pivots. Standard radial bearings use 14 balls, whereas Brand-X has squeezed the maximum number of 25 balls into each PLUS bearing. This means that they have a much higher load capacity and improved resistance to lateral forces. 2x rubber seals keep the elements out and the grease in, which will keep them running smooth. Precision engineered from SUJ2 Steel for high strength and durability.Features: Precision engineered, replacement sealed cartridge bearing for suspension pivots Additional bearings give a higher load capacity and improved resistance to lateral forces Rubber seals protect from the elements SUJ2 steel gives high strength and durability Size: 10x26x8mmBuy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Schwalbe Road Tube Extra Light - 60mm Valve
  • £4.99
  • RRP £10.49
  • Saving you £52

Schwalbe Extra Light Road TubeThese extra-light road tubes from Schwalbe are both long-lasting and durable. Lighter than standard road tubes, they offer exceptional rolling power and quality assured reliable performance.  Features: Use: Road Valve Type: Presta Valve Tyre Type: Clincher Tube Size: 23c-28c Size: 700c Designed for use in rims with maximum inner width of 19mm Weight: Approx. 80gBuy Schwalbe Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hope 6002 2RS Front MTB Hub Bearing - Silver, Silver
  • £4.99
  • RRP £5.99
  • Saving you £17

Hope 6002 2RS Front MTB Hub BearingAn ideal bearing for use with various moving parts on your bike, this 6002 2RS model features internal balls and lifelong lubrication for a smooth performance and low maintenance. With a double-sided rubber seal, it stays dust and dirt-free to maintain top performance through the most extreme conditions. Features: Material: Steel Bearing Type: 6002 2RS Outer Inner Diameter: 32mm Width: 9mm Seal: Double-sided rubber seal Buy Hope Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Brand-X PLUS Sealed Bearing (6001-V2RS) - Silver - PLUS-6001-V2RS}, Silver
  • £4.99

Brand-X PLUS Sealed Bearing (6001-V2RS)Brand-X Plus bearings are a high quality replacement sealed cartridge bearing, specifically designed for suspension pivots. Standard radial bearings use 14 balls, whereas Brand-X has squeezed the maximum number of 25 balls into each PLUS bearing. This means that they have a much higher load capacity and improved resistance to lateral forces. 2x rubber seals keep the elements out and the grease in, which will keep them running smooth. Precision engineered from SUJ2 Steel for high strength and durability.Features: Precision engineered, replacement sealed cartridge bearing for suspension pivots Additional bearings give a higher load capacity and improved resistance to lateral forces Rubber seals protect from the elements SUJ2 steel gives high strength and durability Size: 12x28x8mmBuy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Sixpack Racing Millenium 2.0 Chromoly Flat Pedal Axle - Silver - Left Side}, Silver
  • £4.99
  • RRP £10.99
  • Saving you £55

Sixpack Racing Millenium 2.0 Chromoly Flat Pedal AxleThis axle is available in left or right options and is specifically designed for use with Sixpack Racing Millenium 2.0 pedals. Genuine Sixpack racing spare part.Features: Material: CrMo Compatibility: Sixpack Racing Millenium 2.0 pedalsSide: Left and Right options available to select separately Single or Pair: SingleBuy Sixpack Racing Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Wolf Tooth CAMO Chain Ring Bolts - Black, Black
  • £4.99
  • RRP £6.00
  • Saving you £17

Wolf Tooth CAMO Chain Ring BoltsThese chainring bolts are specifically designed for use with Wolf Tooth's CAMP chainring system. Coming as a pack of five bolts, these feature a hard-wearing ED coated steel construction for a secure and reliable hold. Machined from 7075-T6 Aluminium at Wolf Tooth's HQ in Minneapolis, USA, these CAMO Chainring Bolts are beautifully crafted to top-tier standards. If you're looking to adorn your bike with precision engineered components down to even the finest details, these are an ideal choice.NOTE: These are CAMO ED coated steel replacement bolts that include a blue Nylok patch for a secure installation. Your CAMO Spider comes with silver steel bolts that requires use of blue loctite. A CAMO Chainring is required to mount the CAMO Spider. See tech specs below for installation torque. CAMO coloured bolts are replacement bolts for use with CAMO chainring and spider.The CAMO chainring system was created by the Wolf Tooth engineers for Chainline And Material Optimization on direct mount style Chainrings. The key advantages include:Perfect chainline - for wear and shifting precision.Optimal material usage - for weight, stiffness, and wear.Price - for less expensive replacement chainrings.Swapping - Very fast chainring change out with 5 small bolts and no nuts.Availability - Wolf Tooth is the one-stop-shop for your direct mount needs...round or oval, stainless or aluminum, and no matter the crankset.Bling!! - spider colors and bolt colors add a little flash to your sweet ride.Wolf Tooth's patented Drop-Stop wide/narrow tooth profile for the ultimate chain retention and mud shedding ability.Compatibility:These bolts were specifically designed for use with our CAMO chainring system.Correct torque and blue loctite thread locker must be used if blue Nylok patch is not already applied.Installation:You will be able to access all bolts without removing the spider.Line up the little dot on the ring with the dot on the spider. Don't worry, you cannot install the ring in the wrong rotational orientation.Be sure the bosses on the spider "plug in" to the chainring.Torque bolts only to 4-5 Nm and use blue Loctite threadlocker.Features: Material: ED coated Steel Size: M5x8mm Made in the USA Part Numbers: Black: WTCAMOBLKBOLT; Blue: WTCAMOBLUBOLT; Red: WTCAMOREDBOLT; Silver: WTCAMOSILBOLT Weight: 5 bolts: 9gBuy Wolf Tooth Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Continental Cross Inner Tube - Black - 42mm Valve, Black
  • £4.99
  • RRP £7.99
  • Saving you £38

Continental Cross 28 Inner TubeThese high-quality Cross 28 Inner Tube is made from butyl and is ideally suited for the challenges of Cyclocross.Features:Material: ButylValve Type: Multiple size optionsValve Length: Multiple size optionsValve Core Removeable: YesTyre Compatibility: Wheel size 700cWeight: 155gBuy  Continental Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano XT M8020 Direct Mount Front Derailleur - Black - D, Black - D
  • £4.99
  • RRP £44.99
  • Saving you £89

Shimano XT M8020 Direct Mount Front DerailleurShimano's new FD-M8020 master front mech for 2x11 speed crankset features a bold new design and approach. Designed specifically with modern trail bikes in mind, Shimano's XT Side-Swing front derailleur provides 15mm of increased tyre clearance, while new cable routing dramatically reduces shifting effort.Designed for larger wheels and longer travel.Features: Swing Action: Side Swing Cassette Compatibility: 11 Maximum Capacity: Total capacity 10T Top Gear Teeth: 34-38T Cable Routing: Front-Pull Chain Line:  48.8 (Double Crankset with a 48.8mm chainline is required/compatible) Mounting Style: Direct Mount Frame required Chainstay Angle: 66-69°A 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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Brand-X PLUS Sealed Bearing (608 -V2RS) - Silver - PLUS-608 -V2RS}, Silver
  • £4.99

Brand-X PLUS Sealed Bearing (608 -V2RS)Brand-X Plus bearings are a high quality replacement sealed cartridge bearing, specifically designed for suspension pivots. Standard radial bearings use 14 balls, whereas Brand-X has squeezed the maximum number of 25 balls into each PLUS bearing. This means that they have a much higher load capacity and improved resistance to lateral forces. 2x rubber seals keep the elements out and the grease in, which will keep them running smooth. Precision engineered from SUJ2 Steel for high strength and durability.Features: Precision engineered, replacement sealed cartridge bearing for suspension pivots Additional bearings give a higher load capacity and improved resistance to lateral forces Rubber seals protect from the elements SUJ2 steel gives high strength and durability Size: 8x22x7mmBuy Brand-X Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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