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Exposure Sirius Mk10 and TraceR Mk2 Light Set - DayBright, ReAKT and Peloton
  • £155.00

Sirius Sirius the ultimate “to be seen” front light, now with the output increased to 900 lumens to light the road ahead in the dark nights. The Sirius hits the sweet spot for power to weight, housed in a CNC machined aluminium body that features 240° front and side illumination giving the flexibility to be used for the daily commute or longer rides.Key Features:Output: 900 lumens,Weight: 84g,Runtime: 1.5-36 hours.TraceRThe TraceR ReAKT packs technology and performance into a super compact rear light. ReAKT (Ambient Kinetic Technology) is the latest innovation automatically adapting the light to conditions, flaring up to 120 lumens under braking or entering brighter environments, the addition of PELOTON mode, causing the TraceR to dim when the light from the rider behind is detected, the TraceR can still be seen. Featuring Optimised Mode Selector with 3 brightness levels, side illumination.ReAKT - Rear lighting that flares up automatically under braking. It can also intelligently adapt to the surrounding ambient light conditions to maintain maximum contrast and visibility, for example brightening for street lit areas and moving into sunlight from shade.Peloton mode - This mode enables rear lights to automatically dim down when the front light of the rider behind is detected, preventing dazzling in the chain gang, it then flares up at the back of the pack for maximum safety.Key Features:Output: ,120 lumens,75 lumens.Weight: 35g,Runtime: 3-24 hours.Sirius Mk10 and TraceR Mk2 LightDay BrightBespoke pulse pattern designed for daylight use which is more conspicuous than a regular pulse and visible from over a kilometre away, even in the brightest conditions. DayBright mode will get you noticed. Be Seen Be Safe.ITMPatented circuitry within the light will reduce power to the LEDs, if they go beyond the optimum temperature, keeping the light as efficient as possible to maximise output and battery capacity. Once cooled the output is automatically restored.OMSVarious programs in the lights can easily be selected to offer a choice of run times and modes so you can find the right one for your ride, be it an all-night adventure or an intense blast.

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Shimano XT M8000 Double 11 Speed Chainset - Black - 48.8mm Chainline, Black
  • £155.00
  • RRP £209.99
  • Saving you £26

Shimano XT M8000 Double 11 Speed ChainsetSuitable for all types of mountain bike (MTB) riding, the XT M8000 2x11-speed chainset brings you the range for thriving on all terrains and in all riding situations. Available in different tooth count ratios with lower differences between the chainrings, you'll be able to maintain your pedalling rhythm, making it ideal for your cross country (XC) racing bike. Offering you the perfect mix of low weight and high strength, Shimano has built it with aluminium crank arms, a tough steel axle and the chainrings are made with steel teeth on a carbon fibre composite carrier body. Plus, the chainring’s teeth have been shaped to enhance chain retention as you attack the roughest sections of the trails.Features: Material: Crank Arms: Aluminium; Axle: Steel; Chainrings: Steel teeth with Carbon Fibre Composite carrier body Axle Diameter: 24mm (For Hollowtech II systems) Speed: 2x11-Speed 4-Arm or 5-Arm: 4-Arm Bolt Circle Diameter (BCD): 4x96/64mm Recommended Bottom Bracket: BB-MT800/BB-MT800-PA Hollowtech II (Not included) Bottom Bracket Included: No Chainring Size: Separate 38/28T, 36/26T and 34/24T options Chainrings Included: Yes Bottom Bracket Shell Width: 68 or 73mm Chainline: 48.8mm Q-Factor: 176mm Manufacturer's Part Number: FC-M8000-2 Weight: 38/28T: 738.9g; 36/26T: 718.1g; 34/24T: 695.5gA 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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Box Four 8 Speed MTB Drivetrain Groupset - Black - Multi Shift, Black
  • £155.00

Box Four 8 Speed Drivetrain GroupsetReady for blasting across the MTB trails, this 8 speed groupset delivers smooth and reliable performance on every mountain bike ride. It is designed for riders who want less fuss and features an 8 speed shifter and an 11-42T cassette, which offers a great range of gearing to meet the demands of your off-road adventures. Designed for smooth operation, its rear mech uses a Limited Slip clutch in a compact cage. A final highlight is its custom 8 speed chain that's built for abuse. This makes it a great groupset for riders that want strong groupset without all the frills and at a wallet-friendly price.Box Four 8 Speed ShifterThe Box Four shifter's main features aren't strikingly different from Box Three's. The key difference is its 8-speed platform. We've chosen to modernize the 8-speed in much the same way we did the 9-speed for Prime 9. Just like the Prime 9, the Box Four shifters take advantage of the "less is more" theme and exploit durability, simplicity, and reliability.Features: Material: Glass Fibre / Nylon Composite, Steel Extruded Clamp 2 Piece Pull Lever / Up to 3 Gears Per Shift Resin Top Shell Fast Action Release Lever Not Intended for E-Bike Use Weight: 128gBox Four 8 Speed Wide Rear Derailleur BlackThe Box Four Rear Derailleur is the base of Prime 9 Technology that offers an affordable clutch based 1 by 8-speed derailleur that is simple and light; this makes it a perfect candidate for every entry-level bike that traditionally has a 3 by drive-train that is neither durable nor user friendly.Features: Material: Aluminium, Glass Fibre / Nylon Composite, Steel Limited Slip Clutch Bearing Pulleys Nylon Composite Knuckle Direct Channel Cable Stay Die-Cast Linkages Stamped Inner and Outer Cage Compatible with Standard Derailleur Hangers (Non Direct-Mount) Weight: 328gBox Four 8 Speed 11-42T CassetteThe Box Four cassette adapts our Prime 9 philosophy of durability, simplicity, and reliability at a great price point. All cogs are stamped from steel, given our durable black coating and then the larger cogs are pinned to each other with spacers for easy installation.Features: Material Cold Rolled Steel Steel Stamped Cogs No Spiders Wide Ratio & Consistent Progression ED Black Protection Compatible with HG Freehub Bodies Not Intended for E-Bike Use Weight: 473gBox Four 8 Speed 116 Link Chain NaturalThe Box Four chain employs an 8-speed platform in a similar strategy to the Prime 9 but at a great price point. The chain is polished and then chemically treated to achieve corrosion resistance. We engineered the inner link spacing to be a little tighter than other 8-speed chains and is optimized for use with our Box Four Wide/Narrow Chainring.Features: Material: Hardened Alloy Steel Durable Hardened Solid Pins Wide/Narrow 8 speed Specific Weight: 364gBuy Box Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Box Four 8 Speed MTB Drivetrain Groupset - Black - Single Shift, Black
  • £155.00

Box Four 8 Speed Drivetrain GroupsetReady for blasting across the MTB trails, this 8 speed groupset delivers smooth and reliable performance on every mountain bike ride. It is designed for riders who want less fuss and features an 8 speed shifter and an 11-42T cassette, which offers a great range of gearing to meet the demands of your off-road adventures. Designed for smooth operation, its rear mech uses a Limited Slip clutch in a compact cage. A final highlight is its custom 8 speed chain that's built for abuse. This makes it a great groupset for riders that want strong groupset without all the frills and at a wallet-friendly price.Box Four 8 Speed ShifterThe Box Four shifter's main features aren't strikingly different from Box Three's. The key difference is its 8-speed platform. We've chosen to modernize the 8-speed in much the same way we did the 9-speed for Prime 9. Just like the Prime 9, the Box Four shifters take advantage of the "less is more" theme and exploit durability, simplicity, and reliability.Features: Material: Glass Fibre / Nylon Composite, Steel Extruded Clamp 2 Piece Pull Lever / Up to 3 Gears Per Shift Resin Top Shell Fast Action Release Lever Not Intended for E-Bike Use Weight: 128gBox Four 8 Speed Wide Rear Derailleur BlackThe Box Four Rear Derailleur is the base of Prime 9 Technology that offers an affordable clutch based 1 by 8-speed derailleur that is simple and light; this makes it a perfect candidate for every entry-level bike that traditionally has a 3 by drive-train that is neither durable nor user friendly.Features: Material: Aluminium, Glass Fibre / Nylon Composite, Steel Limited Slip Clutch Bearing Pulleys Nylon Composite Knuckle Direct Channel Cable Stay Die-Cast Linkages Stamped Inner and Outer Cage Compatible with Standard Derailleur Hangers (Non Direct-Mount) Weight: 328gBox Four 8 Speed 11-42T CassetteThe Box Four cassette adapts our Prime 9 philosophy of durability, simplicity, and reliability at a great price point. All cogs are stamped from steel, given our durable black coating and then the larger cogs are pinned to each other with spacers for easy installation.Features: Material Cold Rolled Steel Steel Stamped Cogs No Spiders Wide Ratio & Consistent Progression ED Black Protection Compatible with HG Freehub Bodies Not Intended for E-Bike Use Weight: 473gBox Four 8 Speed 116 Link Chain NaturalThe Box Four chain employs an 8-speed platform in a similar strategy to the Prime 9 but at a great price point. The chain is polished and then chemically treated to achieve corrosion resistance. We engineered the inner link spacing to be a little tighter than other 8-speed chains and is optimized for use with our Box Four Wide/Narrow Chainring.Features: Material: Hardened Alloy Steel Durable Hardened Solid Pins Wide/Narrow 8 speed Specific Weight: 364gBuy Box Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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E Thirteen TRS+ Cassette - Black - 12 Speed}, Black
  • £155.49
  • RRP £225.00
  • Saving you £31

E Thirteen TRS+ CassetteThis superb cassette is specifically designed for MTB use as it dominates every enduro and freeride run. Offering unbeatable value combined with crisp shifting performance on both SRAM and Shimano drivetrains, this model uses a unique two-piece assembly and an exclusive 9T sprocket. Thanks to its wide ratio, you'll benefit from being able to tackle steep climbs effortlessly and blast hard on the descents. The largest cogs are precision machined from aluminium and attach to a SRAM XD driver body. The remaining eight steel cogs lock into place with a chain whip. Features: Material: EXA+ Alloy and Heat-Treated CrMo Steel Use: Enduro; Freeride Speed: 12 speed Drivetrain Compatibility: SRAM and Shimano shifters, chains and derailleurs Freehub Compatibility: SRAM XD Driver Range: 511% Weight: 339g (approx)Buy E Thirteen Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Mavic Aksium Disc Brake Wheelset - Shimano/SRAM
  • £155.49
  • RRP £275.00
  • Saving you £43

Aksium is a great choice for everyday road riding. With a smart balance of high-quality materials and durable construction, it offers aspiring road riders the clear performance benefits of a high-quality wheelset. This Aksium Disc model includes special features aimed at the unique demands of disc brake road bikes. It uses straight-pull spokes for added stiffness and strength, and we also increased the spoke count to 24 on both front and rear wheels. With a 17mm internal width, these rims are compatible with tires up to 32mm, making them versatile, comfortable and ideal for challenging road conditions. The disc-specific hubs feature super strong QRM bearings that provide low friction and long-term durability. Material: S6000 Aluminum Height: 21 mm Joint: pinned Drilling: traditional Disc brake specific profile Valve hole diameter: 6.5 mm Tire: clincher Internal width: 17 mm ETRTO size: 622x17C View user manual here

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Odyssey Quadrant Cassette Wheel Black
  • £155.99
  • RRP £194.99
  • Saving you £20

Odyssey's C5 cassette hub laced to their Quadrant rim. The C5 is a strong, drive switchable, affordably priced cassette hub with a 14mm chromoly male axle. The LHD/RHD compatible 9T driver rolls on three precision, sealed cartridge bearings. A replaceable plastic hub guard is included. The Quadrant rim uses a unique pinned junction design that allows Odyssey's lightest rim to also be their most affordable. With its offset spoke drilling, this rim is both strong and light. ###section### Product Specs WHEEL SIZE:20" HUB:Odyssey C5 Cassette AXLE:14mm chromoly male DRIVE SIDE:Left & Right Switchable RIM:Odyssey Quadrant SPOKES:36 NIPPLES:Aluminum WEIGHT:TBC

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Wera Tools Bicycle Set 7 Toolset - Silver - 27 Piece}, Silver
  • £156.99

Wera Tools Bicycle Set 7 ToolsetThe Bicycle Set 7 Toolset offers a collection of workshop quality tool for common bike tooling tasks and mechanical tune-ups. It features a 3/8" ratchet with a 27-piece socket set that is ideal for working on road, mountain bike (MTB) and electric bikes (E-Bikes) and is a superb addition to any workshop or toolbox.Tool specialist Wera presents Bicycle Set 7, a 27-piece 3/8" Ratchet and socket set for bicycle maintenance and repairs. Supplied with a metal rack for clearly arranged storage in the workshop, this set is suitable for Road, MTB and E-Bikes. It is supplied in highly robust and durable textile case which can be placed open and upright on your workshop shelf, or it can be folded and closed for easy transport. The Zyklop Speed ratchet features a freely pivoting head, which can be locked into any position using a slide switch, it also has set lock positions at 0, 15 and 90 degrees (both left and right). This fine tuning and low return angle of only 5 degrees, means it is possible to work in very confined and difficult to access areas of the bike with ease. The ratchet also features a thumbwheel that can be used to switch between clockwise and anticlockwise rotation quickly and easily, at any position, saving you valuable workshop time. This ratch also doubles up as a screwdriver. This set also features Wera's Take it Easy colour coded tool size finder system, meaning its quick to identify which size tool you need for the job. The long bit sockets with extra slim, cylindrical profile zones are ideal for low-located couplings, for example bottom bracket ball bearings or stem-fork clamping. Features: 1 x Zyklop Speed 3/8" Ratchet 9 x Zyklop 3/8" 8790 HMB 29mm Sockets (6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm) 1 x Zyklop 3/8" 8790 HMB Deep 64mm socket (15mm) 2 x Zyklop 3/8" 8740 B Hex Plus 100mm Bit Socket (8mm, 10mm) 1 x Zyklop 3/8" 8794 B Wobble Extension with 15 degree swivel angle 1 x Zyklop 3/8" 8794 SB short extension with free turning sleeve 1 x Zyklop 8784 B1 3/8" bit adaptor with quick release chuck 2 x 781 B 3/8" connection parts (3/8" square head socket drive with 1/4" external square) 4 x Hex-Plus Z 50mm Bits (3mm, 4mm, 5mm, 6mm) 6 x Torx 867/4 Z 50mm bits (TX10, TX15, TX20, TX25, TX27, TX30) 1 x Highly robust and durable textile case Size: 330mm x 150mm x 70mm Set Weight: 1852gBuy Wera Tools Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Campagnolo Calima C17 Road Wheelset - Black - Campagnolo}, Black
  • £156.99

Campagnolo Calima C17 Road WheelsetThe Calima C17 wheels bring you race-ready quality at an affordable price. To ensure the highest possible assembly standard, Campagnolo hand-assembles these wheels and tests them with electronic instruments. This means you can be sure you’ve got a reliable wheelset beneath you as your attacking the pack in a race. Also ideal for training use on rough roads, these light and strong road bike wheels are constructed from high-end aluminium and have fully sealed cartridge bearings for durable, unrestricted rolling.Improved Energy TransferThis wheelset features the Campagnolo iconic, performance-enhancing Mega-G3 spoke lacing pattern. This spoke pattern improves energy between the rider and the road, which reduces stresses on the drive side (right side) of the wheel while increasing the rigidity of the wheel overall at the same time. This significant performance enhancement is achieved by the drive side of the rear wheels having twice as many spokes as the non-drive side (left side).Features: Material: Rim: Aluminium; Spokes: Steel double-butted aero spokes Hub Spacing: Front: 100mm; Rear: 130mm Axle Type: QR (quick release) Bearings: Sealed Cartridge Brake Type: Rim brake Rim Internal Width: 17mm Rim External Width: 22mm Rim Height: 24mm Compatible Tyres: Clincher, 700c Maximum Tyre Size: 700x28c Spoke Count: Front: 18; Rear: 27 Spoke Lacing: Front: Radial; Rear: Radial, 2:1 G3 Lacing on Drive Side Tubeless Compatible: No Cassette Compatibility: Separate Shimano or Campagnolo options Included: Wheelset, rim tape, QR skewers Warranty Period: 3 years Crash Replacement Discount Scheme: No Exclusive G3 spoking pattern on the rear wheel G3 flange on the rear wheel Weight: 1.82kgBuy  Campagnolo Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Campagnolo Calima C17 Wheelset Wheel Sets
  • £156.99

The Campagnolo Calima C17 road wheels features the market leading Campagnolo technology and is ready for any adventure and for any challenge, race or endurance event you place in front of it. It features the Campagnolo iconic, performance-enhancing Mega-G3 spoke lacing pattern. This improves energy between the rider and the road, which reduces stresses on the drive side (right side) of the wheel while increasing the wheel's rigidity at the same time. This significant performance enhancement is achieved by the drive side of the rear wheels having twice as many spokes as the non-drive side (left side). Hand-Built Campagnolo wheels are hand-built entirely by specialist Campagnolo wheel builders and are fine-tuned and checked precisely with electronic tools. This ensures that this Campagnolo Calima C17 wheelset delivers the high-performance output that Campagnolo wheels are known for. Technologies: 24mm symmetrical profile rim creates a front wheel that is precise in directional changes and a rear wheel that is reactive to changes in pace C17 class rim to allow the fitting of wider (25-28mm) tyres for riding comfort Sealed Cartridge Bearings - for increased longevity Machined precise spoke seat for longer spoke life Black stainless steel spokes Mega-G3™ spoke pattern for the perfect balance of tension on both sides of the wheel Aluminium hub and steel axle for increased lateral stiffness Please Note: When choosing your option, the "Campagnolo" option will only work with Campagnolo 9-12-Speed road cassettes, and the "Shimano" option will only work with Shimano/SRAM 9-11-Speed road cassettes.

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Madera V2 Male Rear Cassette Hub - RHD Black / RHD
  • £157.99

Male axle version - Sold standard with a 14mm Hollow Male Axle (You can Upgrade to Titanium at Checkout) Drivers from 9t through to 18t! - Select your drive side and Colour and then select your driver option at checkout. Titanium Upgrades also available. Hand Made in the USA by Profile Racing, The V2 Madera cassette hub uses the same internals as the classic Profile mini casstte hub which set the benchmark for Cassette hubs and was the first BMX Cassette hub. Refined over the years the hub features a heat treated Crmo 14mm hollow axle with 17mm nuts (You can upgrade to a titanium Axle at checkout). The hub uses the bullet proof Profile driver with 4 pawls and bearings for super smooth engagement and a loud click. Available in 3 colours, Black, Nickel & Snow. ###section### Product Specs HUB TYPE:Cassette AXLE:Female Bolts DRIVER:Choose In Basket SPOKE HOLES:36h WEIGHT:501g / 17.65oz

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Madera V2 Male Rear Cassette Hub - LHD Black / LHD
  • £157.99

Male axle version - Sold standard with a 14mm Hollow Male Axle (You can Upgrade to Titanium at Checkout) Drivers from 9t through to 18t! - Select your drive side and Colour and then select your driver option at checkout. Titanium Upgrades also available. Hand Made in the USA by Profile Racing, The V2 Madera cassette hub uses the same internals as the classic Profile mini casstte hub which set the benchmark for Cassette hubs and was the first BMX Cassette hub. Refined over the years the hub features a heat treated Crmo 14mm hollow axle with 17mm nuts (You can upgrade to a titanium Axle at checkout). The hub uses the bullet proof Profile driver with 4 pawls and bearings for super smooth engagement and a loud click. Available in 3 colours, Black, Nickel & Snow. ###section### Product Specs HUB TYPE:Cassette AXLE:Female Bolts DRIVER:Choose In Basket SPOKE HOLES:36h WEIGHT:501g / 17.65oz

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