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

LifeLine Adventure Frame Bag - Black - Small}, Black
  • £14.99
  • RRP £19.99
  • Saving you £25

LifeLine Adventure Frame BagThe Adventure Frame Bag mounts to the underside of the top tube and sits at the front of the bike. It's big enough to be useful and yet small enough to allow a 600ml water bottle to retain its place on your downtube. The bag features a reflective Lifeline graphic and an easy pull zip and reflective puller helps with 'on the move' access. The zip garage provides added protection from the elements. Small:Medium:Large:The bags are made from a Lightweight 300D Polyester Ripstop with TPU Coating and have a fully welded construction.A cable entry/ exit point at the head of the bag allows for on the go charging. The robust hypalon straps are sized to minimise 'on the bike' interference but maximise the bags stability- wide strap mounting to the top tube and narrower strap for the down tube.Features: Material: 300D Polyester Ripstop with TPU Coating Welded Construction Weight: 160gBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Direct USB Safety Bike Light Set
  • £14.99
  • RRP £19.99
  • Saving you £25

LifeLine Direct USB Safety Bike Light SetBe safe, be seen with LifeLine's Direct USB Safety Light Set. The front and rear light can be mounted to your handlebar and seatpost respectively, or should ypu prefer, an optional helmet mount lets you clip the front light to the top of your lid. Each light has four modes to suit your environment. Conveniently, they are both USB rechargeable and water resistant.Features:Output: 25 LumenFront Light Dimensions (mm): 52.5x22x20)Rear Light Dimensions (mm): 51x22x20.5)Front Light:  High Beam: 2hrs  Low Beam: 8hrs  Hi-flash: 48hrs  Pulse: 10hrsRear Light:  High Beam: 2hrs  Low Beam: 5hrs  Hi-flash: 17hrs  Pulse: 9hrsAccessories: USB charging cableBattery: Rechargeable Lithium-Ion polymerMounting clips for straps and bagsLow battery indicatorPrecision lensesWater resistantWeight: 14.5g (front), 50g (rear)Buy LifeLine Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Essential Track Pump - Black, Black
  • £14.99
  • RRP £17.99
  • Saving you £17

LifeLine Essential Track PumpThe Essential Track Pump from Lifeline ensures you can keep your tyres sitting at the right pressure, no matter what the terrain. Incredibly versatile, this pump can be used with both Presta and Schrader valves, it is also exceptionally powerful, boasting a maximum pressure of 140psi and the comfortable wide handle and large volume barrel, ensures quick inflation, making this the perfect piece to add to your maintenance kit.  Features:The dual-purpose head fits both Presta and Schrader valves with no adjustmentTop-mounted gaugePSI and Bar scalesHose clip for tidy storage140psi max pressureLifeLine graphicWide feet for stable operationBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Essential Track Pump - Blue, Blue
  • £14.99
  • RRP £17.99
  • Saving you £17

LifeLine Essential Track PumpThe Essential Track Pump from Lifeline ensures you can keep your tyres sitting at the right pressure, no matter what the terrain. Incredibly versatile, this pump can be used with both Presta and Schrader valves, it is also exceptionally powerful, boasting a maximum pressure of 140psi and the comfortable wide handle and large volume barrel, ensures quick inflation, making this the perfect piece to add to your maintenance kit.  Features:The dual-purpose head fits both Presta and Schrader valves with no adjustmentTop-mounted gaugePSI and Bar scalesHose clip for tidy storage140psi max pressureLifeLine graphicWide feet for stable operationBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Performance Road Mini Pump - Black, Black
  • £14.99
  • RRP £19.99
  • Saving you £25

LifeLine Performance Road Mini PumpThis lightweight mini road pump provides fast and simple tyre inflation with a maximum pressure of 100psi. Presta and Schrader valve compatible, this model also features a telescopic extractable hose which allows you inflate your tyres comfortably. Finally, it comes complete with a bottle cage mounting bracket and strap, so you can easily attach it to your ride.Features:  Material: Aluminium handle and barrel; Aluminium lever and valve cap   Max PSI: 100 PSI   Telescopic extractable hose  Reversible Presta and Schrader   Bottle cage mounting bracket and strapBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Performance MTB Mini Pump - Black, Black
  • £14.99
  • RRP £19.99
  • Saving you £25

LifeLine Performance MTB Mini PumpThis lightweight mini MTB pump provides fast and simple tyre inflation with a maximum pressure of 80psi. Presta and Schrader valve compatible, this model also features a telescopic extractable hose which allows you inflate your tyres comfortably. Finally, it comes complete with a bottle cage mounting bracket and strap, so you can easily attach it to your ride.Features:  Material: Aluminium handle and barrel; Aluminium lever and valve cap   Max PSI: 80 PSI   Telescopic extractable hose  Reversible Presta and Schrader   Bottle cage mounting bracket and strapBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Waterproof Single Bike Cover - Black - Single Bike}, Black
  • £14.99
  • RRP £21.99
  • Saving you £32

LifeLine Waterproof Single Bike CoverThe Waterproof Single Bike Cover from LifeLine features a highly waterproof fabric construction with reflective graphics for protection from the elements for one bike. Plus, it has an elasticated and buckle closure, and it's designed with bike lock holes at the front for a convenient access point to secure your bike.Features: 210D Waterproof Fabric Packable in to a drawstring carry bag Reflective graphics Elasticated and buckle closure Bike lock holes at the front 1500 mmH20 ratingBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Hornit CLUG MTB XL Bike Holder - White - Black - 2.3" - 2.7", White - Black
  • £14.99
  • RRP £18.99
  • Saving you £21

Hornit CLUG MTB XL Bike HolderThis Eurobike award winning bike rack is perfect for use with yourmountain bike (MTB) as it offers a strong and dependable hold for 2.3-2.7" tyres. The CLUG MTB XL Bike Holder works with your floor to firmly hold your ride in place by its front wheel which is mounted to the wall. This not only creates a perfect storage solution but it also allows you to compactly keep your two-wheeler indoors without taking up any precious floor space. Features:  Use: MTB  Tyre Size: 2.3-2.7"  Mount: Wall mountBuy Hornit Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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DMR Single Speed Converter Kit - 16t}
  • £14.99
  • RRP £17.00
  • Saving you £12

DMR Single Speed Converter Kit This single speed conversion kit is the most effective and easiest way of converting your road or hybrid bike to single speed set up without buying a whole new wheel.   Suits Shimano type freehubs  Two precision-machined anodised spacers sandwich a single 16t cog to replace your entire 8 or 9 speed cassette     Matched up with a DMR Tension Seeker it is possible to run a conventional vertical dropout frame as a single speed bike  Part Number: DMR-SSH-1SP-KIT Buy DMR Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Veloforte Natural Vegan Energy Gel Box (12 x 33g)
  • £14.99
  • RRP £20.00
  • Saving you £25

Veloforte Natural Vegan Energy Gel Box (12 x 33g)Keep energised with the Veloforte Natural Vegan Energy Gel Box, the 12 gels are all specially formulated with a 2-in-1 formula of energy and electrolytes, with real fruit to create a fast acting, energising gel.The Natural Vegan Energy Gels are made from all-natural, plant-based ingredients. To keep you energised the gels combine glucose from brown rice syrup, and fructose from date nectar, which combine to provide rapid releasing energy and slow energy release. Additionally, maple syrup is added for natural sweetness and because it is a powerful source of antioxidants.Directions for UseConsume the first energy gel between 60-75 minutes into a workout, and then consume a gel every 45 minutes or so after that. Always consume the gels with some water – without it the gels will take a little longer to digest and be slower to enter the blood stream.Nutritional Information Primo (Beetroot and Lemon)Tempo (Date, Lemon and Ginger)Per 100gPer 33g ServingPer 100gPer 33g ServingEnergy (kJ/Kcal)1160/273383/901143/269377/89Fat (g)0.10.10.10.1of which Saturates (g)0.10.10.10.1Carbohydrates (g)672266.422of which Sugars (g)53.117.550.116.5Fibre (g)0.30.10.20.1Protein (g)0.80.30.50.2Salt (g)0.80.30.80.3Sodium (mg)329110329110Potassium (mg)81278127Magnesium (mg)227227Calcium (mg)145145IngredientsPrimo (Beetroot and Lemon): Unrefined Rice Syrup, Fruit Juice Concentrate (Beetroot, Date, Lemon), Maple Syrup, Water, Pink Himalayan Salt, Ginger Extract.Tempo (Date and Lemon): Unrefined Rice Syrup, Fruit Juice Concentrate (Date, Lemon), Maple Syrup, Water, Ginger Extract, Pink Himalayan Salt.Allergen Information: For allergen information see ingredients in bold.Features2-in-1 formula combines energy and electrolytesMade with real fruitProvides 22g of natural energy per gelUses dual-source natural carbohydrate with an optimal mix of glucose and fructosePacked full of the purest electrolytesEnriched with pink Himalayan salt to help maintain a healthy fluid balance, reduce muscle cramping and optimise muscle function as you work hardSuitable for vegetarians and vegansBuy Veloforte Endurance from Chain Reaction Cycles, the World's Largest Online Bike Store.

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HIGH5 Energy Source Drink Sachets 47g x 12
  • £14.99

HIGH5 Energy Drink (12 x 47g)HIGH5 Energy Drink is a new generation sports drink for use during exercise. It contains a carbohydrate formulation of Maltodextrin and fructose in a ratio of 2:1 and key electrolytes.Many of the World's leading event organisers and Pro athletes choose this award-winning Energy source for success in the toughest endurance events.Research suggests that you should consume a maximum of 60g carbohydrate per hour from traditional sports drinks. The recommended intake for new generation Energy Drink with 2:1 fructose can be substantially higher, at up to 90 gram per hour. The ingredients help sustain performance during tough endurance events and help maintain hydration by enhancing the absorption of water.Directions for UseMix a 47g scoop (scoop included) of the Energy Drink powder into 500ml of water and shake well. For best results consume before and during sport. Drink 150- 250ml every 20 minutes.Nutritional Information BerryCitrusOrangeTropicalPer 100gPer 47g ServingPer 100gPer 47g ServingPer 100gPer 47g ServingPer 100gPer 47g ServingEnergy (kJ/Kcal)1581/372743/1751581/372743/1751582/372743/1751581/372743/175Fat (g)00000000of which Saturates (g)00000000Carbohydrates (g)9344934493449344of which Sugars (g)4019381838183818Protein (g)00000000Salt (g)1.30.611.30.611.30.611.30.6IngredientsBerry: Maltodextrin, Fructose (32%), Natural Flavourings: (Blackcurrant, Raspberry, Strawberry, Blackberry, Blueberry), Acidity Regulators (Tri Sodium Citrate, Potassium Citrate), Food Acid (Citric Acid, Malic Acid), Sea Salt (0.3%)Citrus: Maltodextrin, Fructose, (32%), Food Acid (Citric Acid, Malic Acid), Acidity Regulator (Tri Sodium Citrate, Potassium Citrate), Natural Flavourings (Lemon, Lime), Sea Salt (0.3%)Orange: Maltodextrin, Fructose (32%), Food Acid (Citric Acid, malic Acid), Acidity regulators (Tri Sodium Citrate, Potassium Citrate), Natural Flavourings (Orange), Sea Salt (0.3%)Tropical: Maltodextrin, Fructose (32%), Food Acid (Citric Acid, Malic Acid), Acidity Regulators (Tri Sodium Citrate, Potassium Citrate), Natural Flavourings (Mango, Passion Fruit, Pineapple), Sea Salt (0.3%)Allergen Information: For allergen information see ingredients in bold.FeaturesSuitable for beginner to pro athleteLatest generation sports drink with 2:1 fructoseRecommended consumption up to 90g of this carbohydrate mix per hourCarbohydrates with electrolytes for maintaining endurance performanceHelps maintain hydration during exerciseRace proven in the World's toughest eventsLight tasting and refreshingWith natural flavours. No artificial colours, preservatives or sweetenersSuitable for vegetarians and vegansBuy HIGH5 Energy from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Adventure Top Tube Bag - Black - Large}, Black
  • £14.99
  • RRP £19.99
  • Saving you £25

LifeLine Adventure Top Tube BagThis stylish top tube bag provides secure and convenient top-tube mounted frame storage. The LifeLine Adventure Bag is a dependable companion for any journey and ideal for storage of your phone, nutrition, cash and other essentials and conveniently access them on your ride. Lightweight 300D Polyester Ripstop ConstructionThe bags are made from a Lightweight 300D Polyester Ripstop with TPU coating and feature a fully welded construction. Reinforced Base and Reflective GraphicThe Adventure Top Tube Bag has a reinforced base and features a reflective Lifeline graphic. The easy pull zip and reflective puller helps with 'on the move' access. The zip garage provides added protection from the elements. Robust Hypalon Straps for Easy MountingThe robust hypalon staps are sized to minimise 'on the bike' interference, but maximise the stability of the bag - wide strap mounting to the top tube and narrower strap for the head tube. A cable entry/ exit point at the head of the bag allows for on the go charging. Features: Material: 300D Polyester Ripstop with TPU Coating Welded Construction Dimensions: Regular: 200 x 90 x 45mm Large: 230 x 120 x 55mm Weight: 90gBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Adventure Frame Bag - Black - Large}, Black
  • £14.99
  • RRP £24.99
  • Saving you £40

LifeLine Adventure Frame BagThe Adventure Frame Bag mounts to the underside of the top tube and sits at the front of the bike. It's big enough to be useful and yet small enough to allow a 600ml water bottle to retain its place on your downtube. The bag features a reflective Lifeline graphic and an easy pull zip and reflective puller helps with 'on the move' access. The zip garage provides added protection from the elements. Small:Medium:Large:The bags are made from a Lightweight 300D Polyester Ripstop with TPU Coating and have a fully welded construction.A cable entry/ exit point at the head of the bag allows for on the go charging. The robust hypalon straps are sized to minimise 'on the bike' interference but maximise the bags stability- wide strap mounting to the top tube and narrower strap for the down tube.Features: Material: 300D Polyester Ripstop with TPU Coating Welded Construction Weight: 160gBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Adventure Frame Bag - Black - Medium}, Black
  • £14.99
  • RRP £24.99
  • Saving you £40

LifeLine Adventure Frame BagThe Adventure Frame Bag mounts to the underside of the top tube and sits at the front of the bike. It's big enough to be useful and yet small enough to allow a 600ml water bottle to retain its place on your downtube. The bag features a reflective Lifeline graphic and an easy pull zip and reflective puller helps with 'on the move' access. The zip garage provides added protection from the elements. Small:Medium:Large:The bags are made from a Lightweight 300D Polyester Ripstop with TPU Coating and have a fully welded construction.A cable entry/ exit point at the head of the bag allows for on the go charging. The robust hypalon straps are sized to minimise 'on the bike' interference but maximise the bags stability- wide strap mounting to the top tube and narrower strap for the down tube.Features: Material: 300D Polyester Ripstop with TPU Coating Welded Construction Weight: 160gBuy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Stolen Rampage 20" BMX Rim - Black - 36H, Black
  • £14.99
  • RRP £29.99
  • Saving you £50

Stolen Rampage 20" BMX RimThe Rampage rim is an affordable option for an aggressive rider. Made from 6061 alloy; it is very strong, light and designed to take a lot of abuse.Features: Material: 6061 AlloyJoint: Pinned seamRim Width: 34mmSidewall Height: 15mmSpoke Hole Count: 36 HoleWeight: 465gBuy Stolen BMX Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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E Thirteen TRS Plus Rim - Black-White - 28H 2.2mm Sidewall, Black-White
  • £14.99
  • RRP £79.99
  • Saving you £81

E Thirteen TRS Plus RimThis mountain bike (MTB) rim comes equipped with a welded 6069 aluminium rim construction, which allows it to handle all the demands associated with trail riding. Coming kitted out with 28 spoke holes, it's ideal for completing your next wheel build or for breathing new life back into your existing setup with a rim upgrade.This rim provides superior dent resistance without breaking the bank, and is engineered to dent inward in extreme scenarios, ensuring you make it home with air still in your tyres.2.2mm Sidewall OptionFor more aggressive riders who want extra impact resistance on the most demanding of trail conditions, there is also a 2.2mm sidewall option available to select. This version's profile has got a little extra sidewall thickness for additional strength and durability.Features: Material: Welded 6069 Aluminium Use: Mountain Bike (MTB) Inner Rim Width: 23mm Outer Rim Width: 29mm Hole Count: 28H Tubeless Ready: Yes Single or Pair: Single Weight: 517gManufacturer's Part Number: CH-0347-980 Black/White 28H 29" CH-0341-980 Black/White 28H 29" 2.2mm Sidewall CH-0341-780 Black/White 28H 27.5" 2.2mm Sidewall CH-0347-680 Black/White 28H 26"Buy E Thirteen Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Joe's No Flats Tubeless Ready Kit - Super Sealant - 32mm Valve
  • £14.99
  • RRP £31.99
  • Saving you £53

Joe's No Flats Tubeless Ready Kit - Super SealantJoe's No Flats Tubeless Ready Kit - Super Sealant has everything you need to setup tubeless ready rims and tyres. One of the quickest and easiest to use on the market, the sealant that comes with this kit contains micro-sealing particles to quickly find and seal any irregularities in the rim or tyre. This sealant also instantly seals punctures in the tread up to 6mm and more permanently than any other sealant on the market.Features: For two 26", 27.5" (650b) or 29" mountain bike wheels Fits rims with Presta valve hole openingsContains: 240ml Joe's Super sealant, with micro-sealing particles 2x tubeless Presta valves with removable cores 1x roll of nylon rim tape for 2 wheels 1x valve key for easy removal of the core 1x spare Presta valve core 1x Presta to Schrader adapter Weight: 60g (per strip including valve)Buy Joe's No Flats Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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LifeLine Tubeless Tyre Sealant - Black - 500ml}, Black
  • £14.99

LifeLine Tubeless Tyre SealantThe LifeLine Tubeless Tyre Sealant is a top of the range tubeless application that can effectively seal holes and gashes in the tyre up to 5mm. This unique sealant features a blend of a DuPont Kevlar additive for additional sealing effectiveness and reliability. This fast-acting sealant is non-toxic, will not freeze or boil (tested to -17°C and +45°C) and is fully compatible with alloy, steel and composite wheel/rim constructions. No Mess, No Hassle SystemBoth the 80ml and 150ml bottles feature an applicator, which is a no mess, no hassle nozzle system that is perfect for Presta Valves and has a built-in valve removal tool. The bottles also have a clear measuring window, enabling you to gauge the precise quantity of tubeless sealant you require when setting up your tubeless system. As a bonus, the Eco-friendly bottle is refillable.Features:  Applicator bottle is reusable and includes built-in Presta Valve removal tool (80ml and 150ml bottle)  Clear measuring window  Mess free application  Seals punctures up to 5mm  DuPont Kevlar additive  Non-toxic and non-staining  Extended one-year shelf-life  Application instructions on sealant bottle  Recommended Amount: 1"/25mm to 1.5"/38mm width: 60-80ml; 2" to 4" width: 100-150mlBuy LifeLine Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Miche Presta Valve Extender - 50mm}
  • £14.99
  • RRP £17.99
  • Saving you £17

Miche Presta Valve ExtenderSuper lightweight so that they don’t add any traction to your ride. The Valve Extender is made from CNC alloy and comes with a red anodised finish for a super robust feel. Fully compatible with tubs or tubes that come with removable valve cores.FeaturesCNC alloy constructionBuy Miche Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Miche Presta Valve Extender - 70mm}
  • £14.99
  • RRP £17.99
  • Saving you £17

Miche Presta Valve ExtenderSuper lightweight so that they don’t add any traction to your ride. The Valve Extender is made from CNC alloy and comes with a red anodised finish for a super robust feel. Fully compatible with tubs or tubes that come with removable valve cores.FeaturesCNC alloy constructionBuy Miche Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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