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!

Link to Chain Reaction UK

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Chain Reaction UK have 41186 products listed

Finish Line Pro Detailer Bike Polish - 340ml}
  • £9.50
  • RRP £10.99
  • Saving you £14

Finish Line Pro Detailer Bike PolishFormulated to ensure the brightest shine with minimal effort, this high-performance polish cleans your frame and components without the need for a prewash. Made with protective properties which repel moisture and sweat as well as preventing build up of grit and grime, it can be safely used on a variety of materials to keep your bike looking its best on every ride. Simply spray on and let sit for 10 seconds before wiping off with a clean rag for a showroom-style shine.Features:Suitability: Clear coat, carbon fibre, aluminium, titanium, steel, chrome, and stainless steelBuy Finish Line Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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dhb Aeron Lab Sock - Orange - XS}, Orange
  • £9.50
  • RRP £16.00
  • Saving you £41

dhb Aeron Lab Socksdhb's Aeron Lab Socks is a high performance cycling sock designed to provide cool cofort when temperatures rise.Making use of new fabric technology from Meryl, called Hydrogen, the Aeron Lab socks are incredibly lightweight, soft against the skin, breathable and offer an incredible level of moisture management. To this dhb add a superlight mesh knit construction for improved airflow to the whole foot. The result is a sock that offers unrivalled comfort in hot weather, keeping your feet fresh and sweat free no matter how hot it is and how hard you're riding.Features:Material: 75% Polyamide, 25% ElastaneLong high performance summer sockMeryl Hyrdrogen yarns for extreme comfort and performanceHighly breathable mesh cuff and top foot panelsSupport band at mid foot and top of cuff13cm cuff lengthReinforced heel and toeBuy dhb Cycle Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

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dhb Aeron Lab Sock - Orange - S/M}, Orange
  • £9.50
  • RRP £16.00
  • Saving you £41

dhb Aeron Lab Socksdhb's Aeron Lab Socks is a high performance cycling sock designed to provide cool cofort when temperatures rise.Making use of new fabric technology from Meryl, called Hydrogen, the Aeron Lab socks are incredibly lightweight, soft against the skin, breathable and offer an incredible level of moisture management. To this dhb add a superlight mesh knit construction for improved airflow to the whole foot. The result is a sock that offers unrivalled comfort in hot weather, keeping your feet fresh and sweat free no matter how hot it is and how hard you're riding.Features:Material: 75% Polyamide, 25% ElastaneLong high performance summer sockMeryl Hyrdrogen yarns for extreme comfort and performanceHighly breathable mesh cuff and top foot panelsSupport band at mid foot and top of cuff13cm cuff lengthReinforced heel and toeBuy dhb Cycle Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

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dhb Aeron Lab Sock - Khaki - L/XL}, Khaki
  • £9.50
  • RRP £16.00
  • Saving you £41

dhb Aeron Lab Socksdhb's Aeron Lab Socks is a high performance cycling sock designed to provide cool cofort when temperatures rise.Making use of new fabric technology from Meryl, called Hydrogen, the Aeron Lab socks are incredibly lightweight, soft against the skin, breathable and offer an incredible level of moisture management. To this dhb add a superlight mesh knit construction for improved airflow to the whole foot. The result is a sock that offers unrivalled comfort in hot weather, keeping your feet fresh and sweat free no matter how hot it is and how hard you're riding.Features:Material: 75% Polyamide, 25% ElastaneLong high performance summer sockMeryl Hyrdrogen yarns for extreme comfort and performanceHighly breathable mesh cuff and top foot panelsSupport band at mid foot and top of cuff13cm cuff lengthReinforced heel and toeBuy dhb Cycle Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

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dhb Aeron Lab Sock - Burgundy - L/XL}, Burgundy
  • £9.50
  • RRP £16.00
  • Saving you £41

dhb Aeron Lab Socksdhb's Aeron Lab Socks is a high performance cycling sock designed to provide cool cofort when temperatures rise.Making use of new fabric technology from Meryl, called Hydrogen, the Aeron Lab socks are incredibly lightweight, soft against the skin, breathable and offer an incredible level of moisture management. To this dhb add a superlight mesh knit construction for improved airflow to the whole foot. The result is a sock that offers unrivalled comfort in hot weather, keeping your feet fresh and sweat free no matter how hot it is and how hard you're riding.Features:Material: 75% Polyamide, 25% ElastaneLong high performance summer sockMeryl Hyrdrogen yarns for extreme comfort and performanceHighly breathable mesh cuff and top foot panelsSupport band at mid foot and top of cuff13cm cuff lengthReinforced heel and toeBuy dhb Cycle Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

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dhb Aeron Lab Sock - Khaki - XS}, Khaki
  • £9.50
  • RRP £16.00
  • Saving you £41

dhb Aeron Lab Socksdhb's Aeron Lab Socks is a high performance cycling sock designed to provide cool cofort when temperatures rise.Making use of new fabric technology from Meryl, called Hydrogen, the Aeron Lab socks are incredibly lightweight, soft against the skin, breathable and offer an incredible level of moisture management. To this dhb add a superlight mesh knit construction for improved airflow to the whole foot. The result is a sock that offers unrivalled comfort in hot weather, keeping your feet fresh and sweat free no matter how hot it is and how hard you're riding.Features:Material: 75% Polyamide, 25% ElastaneLong high performance summer sockMeryl Hyrdrogen yarns for extreme comfort and performanceHighly breathable mesh cuff and top foot panelsSupport band at mid foot and top of cuff13cm cuff lengthReinforced heel and toeBuy dhb Cycle Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

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dhb Aeron Lab Sock - Khaki - S/M}, Khaki
  • £9.50
  • RRP £16.00
  • Saving you £41

dhb Aeron Lab Socksdhb's Aeron Lab Socks is a high performance cycling sock designed to provide cool cofort when temperatures rise.Making use of new fabric technology from Meryl, called Hydrogen, the Aeron Lab socks are incredibly lightweight, soft against the skin, breathable and offer an incredible level of moisture management. To this dhb add a superlight mesh knit construction for improved airflow to the whole foot. The result is a sock that offers unrivalled comfort in hot weather, keeping your feet fresh and sweat free no matter how hot it is and how hard you're riding.Features:Material: 75% Polyamide, 25% ElastaneLong high performance summer sockMeryl Hyrdrogen yarns for extreme comfort and performanceHighly breathable mesh cuff and top foot panelsSupport band at mid foot and top of cuff13cm cuff lengthReinforced heel and toeBuy dhb Cycle Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

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KMC B1 Rust Buster Single Speed Bike Chain - Silver - Wide - 112 Links}, Silver
  • £9.49
  • RRP £9.99
  • Saving you £5

KMC B1 Rust Buster Single Speed ChainThis brilliant chain is perfect for road use as it offers amazing torque power and control. It features 112 links which are coated with KMC's famous Rust Buster technology which combats against corrosion and the elements. This means you can enjoy its smooth and reliable pedalling performance in all weather conditions as you ride through the city. Furthermore, this makes it a perfect choice of upgrade for riders who commute to work or regularly explore your urban surroundings.Features: Use: Road Speed: Single speed Dimensions: 1/2x3/32" Links: 112 Coating: Rust Buster Construction: BushedBuy KMC Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Syncros 6061 Alloy Stem - Black-White - 12 Degrees}, Black-White
  • £9.49
  • RRP £29.99
  • Saving you £68

Syncros 6061 Alloy StemThis mountain bike (MTB) stem is specifically designed for the rigours of modern trail riding and all mountain exploring. It comes equipped with a hard-wearing 6061 alloy build to ensure a strong and secure connection between your handlebar and your fork's steerer tube. Suitable for use on handlebars with a 31.8mm bar clamp diameter and forks with a 1 1/8" steerer diameter, this is a great choice of upgrade for holding your steering set-up together as you conquer your way around the mountain.Features: Material: 6061 Alloy Use: Mountain Bike (MTB) Bar Clamp Diameter: 31.8mm Steerer Diameter: 1 1/8"Manufacturer's Part Numbers: 91360060002 Black/White 110mm 7 Degrees 91360060004 Black/White 80mm 12 Degrees 91360060006 Black/White 110mm 12 DegreesBuy Syncros Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Syncros FL Alloy Stem - BLACK-RED - 1.1/8", BLACK-RED
  • £9.49
  • RRP £29.99
  • Saving you £68

Syncros FL Alloy StemPrepared for all-day epics on your favourite MTB trail routes, this stem comes kitted out with a rock-solid alloy build to hold your steering setup together safely and securely. Thanks to its hard-wearing alloy construction, it also delivers fantastic strength and durability, making it more than capable of handling all the demands associated with modern trail riding. Suitable for handlebars with a 31.8mm bar clamp diameter and forks with a 1 1/8" steerer diameter, this model ensures a reliable hold as you dominate your way around the mountain. Features: Material: Alloy Use: Mountain Bike (MTB) Bar Clamp Diameter: 31.8mm Steerer Clamp Diamter: 1 1/8"Manufacturer's Part Numbers: 91360060016 White/Black 130mm 91360060017 White/Black 120mm 91360060018 White/Black 110mm 91360060019 White/Black 100mm 91360060020 Black/Red 120mmBuy Syncros Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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WTB Nano Comp CycloCross Tyre - Black - Wire Bead, Black
  • £9.49
  • RRP £24.99
  • Saving you £62

WTB Nano Comp CycloCross TyreThe fast rolling Nano Comp CycloCross Tyre from WTB is all set for the challenge, thanks to its lightweight hard-wearing casing and durable DNA Rubber Compound construction.It features an elevated centreline that rolls effortlessly on hard surfaces, numerous micro knobs working edges providing lateral traction and predictability, and a voluminous casing designed to go the distance.  It is no wonder why the Nano is ultra-endurance mega athlete Jay Petervary's favourite tyre.Features:Use: Cyclocross (CX), Racing/Cross Country (XC)Conditions: Dry to Damp/Hardpack to SandyCompound: DNA (60a)Casing: Durable 27 TPI Type: ClincherBead: FoldingTyre Section Width: 40mmTyre Overall Width: 40mmTubeless Ready: NoWheel Size: 29" (622)  Weight: 550gTechnology:Nano Comp: FAAAASSSTT!!!!! The Nano 40c is built for speed, and let’s just politely say it delivers. A 40mm, rounded profile and an elevated centreline provide enough volume for lower tyre pressures and a smoother ride while still reducing drag and rolling resistance. This makes for an all-out gravel destroyer that can still appease those clamouring for a truly big cyclocross tire. Winner? WTB and Wiggle think so. So does superhuman, beyond endurance athlete, Jay Petervary.DNA Rubber Compound: WTB's proprietary 60 durometer rubber compound offers the ideal mix of rolling efficiency and traction for XC and trail riding applications. DNA rubber is renowned for being versatile and long-lasting.Durable Casing: A robust and substantial casing provides the strength needed for WTB's wire bead tyres to last. A high ratio of rubber to thread protects against trail threats and urban unpleasantries.Buy WTB Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Lizard Skins Charger Mountain Bike Handlebar Grips - Orange - 130mm}, Orange
  • £9.49
  • RRP £9.99
  • Saving you £5

Lizard Skins Charger Grips Made from a new 'Elastomer' rubber, the Charger is an amazingly comfortable grip that will be soft but last longer than conventional 'Crayton' Rubber Buy Lizard Skins Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hope Stainless Steel MTB Hub Bearing - Grey - S6903 2RS}, Grey
  • £9.49

Hope Stainless Steel MTB Hub BearingDurable stainless steel bearing from Hope, this makes an ideal replacement for your MTB's hub.Features: Two Rubber Seals Full Stainless Steel BodyBuy Hope Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hope Stainless Steel MTB Hub Bearing - Grey - S6803 2RS}, Grey
  • £9.49

Hope Stainless Steel MTB Hub BearingDurable stainless steel bearing from Hope, this makes an ideal replacement for your MTB's hub.Features: Two Rubber Seals Full Stainless Steel BodyBuy Hope Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Enduro Bearings ABEC5 MR 18307 LLB A5 Bearing - Silver - 18x30x7mm}, Silver
  • £9.49

Enduro Bearings ABEC5 MR 18307 LLB A5 BearingGiving military standard performance when it comes to strength and durability, this cycling-specific bearing utilises precision hardened Grade 5 Chromium Steel Balls, and 52100 High-Carbon Chromium-Alloy mirror polished races to offer a silent, higher tolerance than its ABEC 3 counterparts. Equipped with low contact rubber seals and Kyodo Yushi PS-2 grease this A5 model maintains a long-lasting and smooth performance. Features: Dimensions:  18x30x7mm ABEC: 5 Grade: 5 Seals:  LLB Grease:  Kyodo Yushi PS-2 Application:  Hubs, Bottom Brackets Buy Enduro Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Muc-Off Drivetrain Brush
  • £9.49
  • RRP £9.99
  • Saving you £5

Muc-Off Drivetrain BrushMuc-Off's drivetrain brush is specifically designed to get to those hard to reach areas of your drivetrain, such as between sprockets, around the derailleur and its jockey wheels, and between chainrings and chain links. Its grip features silicone inserts, giving you a comfortable and steady grip and the long durable nylon bristles and paintbrush shape makes applying cleaning products easier. Features: Durable Nylon bristles Reach hard to shift grime Silicone inserts provide a comfortable and steady grip Paintbrush shape makes applying cleaning products easyBuy Muc-Off Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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microSHIFT Mezzo M282 2x8 Speed Front Derailleur - Dual Pull}
  • £9.49
  • RRP £9.99
  • Saving you £5

microSHIFT Mezzo M282 2x8 Speed Front DerailleurWell-equipped for all-day epics on your local mountain bike (MTB) trails, this front derailleur features a tough aluminium outer link construction for handling all the knocks and hits associated with trail-riding. microSHIFT has also kitted out this model with a Shimano Mountain compatible design, making it easy to integrate alongside your existing Shimano MTB 8 speed drivetrain components. Another highlight is its dual pull cable routing, which ensures smooth and reliable shifting performance as you tackle the most demanding of terrain conditions on your ride. Weighing in at only 152g, this is a lightweight choice of upgrade that delivers stiff and strong actuation without any weight penalty.MTB Front Derailleur with Dual Pull Cable RoutingMaking front derailleurs that work well is equal parts, art and science. microSHIFT combines meticulous design details with precision manufacturing to deliver front derailleurs that shift predictably and smoothly. Stiff, strong mounting hardware and sensible cable routing round everything out into an easy to use package.Features: Outer Link Material: Steel Use: MTB (Compatible with Shimano Mountain) Speed: 8 speed Chainring Compatibility: Double Mounting: Clamp 34.9 (31.8mm shim) Max Chainring: 34-38T Capacity: 16T Chain Line: 48.8mm Cable Route: Dual Pull Chainstay Angle: 64-69 degrees Weight: 152gTechnologies: Precision-forged steel shifting plate.Manufacturer's Part Numbers: FD-M282 Black/Silver Dual PullBuy microSHIFT Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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BBB Ultra Space Carbon Headset Spacer Kit - Black - 5,10,15,20mm}, Black
  • £9.49
  • RRP £12.95
  • Saving you £27

BBB Ultra Space Carbon Headset Spacer KitThis super-light Carbon Headset Spacer Kit from BBB ensures even the smallest parts of your bike count. Made from a lightweight, unidirectional carbon construction, they ensure exceptional durability, without adding unnecessary weight.Features:Unique design saves up to 38% compared to ordinary carbon spacersDiameter: 1.1/8”, glossy carbon fibre finish.Set of 4 Spacers: 5mm, 10mm, 15mm and 20mmWeight: 13gBuy BBB Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Enduro Bearings ABEC3 6903 LLU Max Bearing - Silver, Silver
  • £9.49

Enduro Bearings ABEC3 6903 LLU Max BearingThis high-precision bearing is specifically engineered for cycling as it offers excellent smoothness and durability. Designed without retainers to carry a much higher load, this model is perfect for frame pivots. Thanks to its CRC Marine Grease, you won't have to worry about it washing out or breaking down when wet which provides excellent longevity.Features: Material: Steel Dimensions: 17x30x7mm ABEC: 5 Grade: 10 Seals: LLU Grease: CRC Marine Application: Frame pivotsWeight: 17.59g (approx)Buy Enduro Bearings Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Wellgo Steel Toe Clips and Straps Set - Silver, Silver
  • £9.49
  • RRP £9.99
  • Saving you £5

Wellgo Steel Toe Clips and Straps Set The Wellgo Steel Toe Clips & Straps Set, fits most Wellgo and other brand pedalsGenerally the main use for most types of this pedal now is Freeride or Downhill where quick placement and removal of the foot is essential.Features: You can fit toe clips and straps to some flat pedals to benefit from pulling upwards when pedalling on hills or accelerating, these tend to be more for road/commuting use. 2 Leather Straps 2 Chrome ClipsBuy Wellgo Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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