Search found 2125 items

Wethepeople Supreme Cassette Wheel Black
  • £299.99

Built for hard and hearty BMX riding, this tough-as-nails rear wheel by WTP gives a Pro-level performance on every outing. Giving an outstandingly strong showing as both a cruising roller and a street wheel, it makes the most of its top-notch Logic rim and Supreme rear hub to push you along with power and composure. At 35mm wide, the flash-welded 6069-T6 alloy rim stays strong and sturdy as you push every ride to the max. ###section### Product Specs WHEEL SIZE:20" HUB:Supreme hub with Q-Lite Switch Drive System and 9t driver AXLE:14mm 4130 crmo female axle, fully heat-treated DRIVE SIDE:Left & Right Switchable RIM:We The People Logic SPOKES:36 NIPPLES: WEIGHT:TBC

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Osprey Aether Plus 85 Backpack
  • £300.00

The new Aether Plus 85 is ideal, whether you’re spending a week on the trail or heading off on a gear-intensive weekend. A stable, close-to-body carry makes this pack perfect for managing heavier loads over technical terrain. A custom Fit-On-The-Fly™ Hipbelt and Shoulder Strap offer a fine-tuned fit. Constructed with high quality bluesign®-approved high-tenacity nylon and PFC-free DWR. AirScape™ Suspension An injection-moulded, die-cut foam AirScape™ backpanel creates a breathable, close-to-body fit. Load Capacity Our largest volume packs provide a stable close-to-body carry, ideal for managing heavier loads when the trail gets technical.  Durable Durable for extended use on the most rugged trails. Included Daylid Remove and quickly convert the top lid to a roomy daypack for side excursions. Sustainable Materials Constructed with high quality bluesign®-approved high-tenacity nylon and PFC-free DWR.Key Features Integrated & detachable raincover ,External hydration accessFit-on-the-Fly™ adjustable hipbelt ,FlapJacket™ top cover for use without lid ,Internal zipped divider ,Internal key attachment clip ,Zip pocket in top lid ,Twin full length external zip pockets on front panel ,Twin ice axe loops ,Top lid access ,Stow-on-the-Go™ trekking pole attachment ,Sternum strap with emergency whistle ,Sleeping bag base compartment with internal divider ,Side compression straps ,Removable sleeping pad straps ,Reinforced base ,Reflective graphics ,Internal top load compression strap ,Fully adjustable AirScape™ backpanel with foam ridges for comfort and fit ,Front shove-it pocket ,Dual access mesh side pockets ,Walking Pole Attachments ,Compatible with Hydraulics™ Reservoirs ,Grab handle on top ,Fit-on-the-Fly™ adjustable harness ,Injection moulded Airscape™ HDPE backpanel with EVA foam padding ,Inverted U-Zip ,OpeningRemovable top lid, converts into daypack ,Silicon print on lumbar for added grip ,Twin zippered hipbelt pockets.

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4iiii 105 7000 PRECISION 3.0 Powermeter - Black, Black
  • £324.99

4iiii 105 7000 PRECISION 3.0 PowermeterThis high-quality 4iiii powermeter comes factory installed into a Shimano 105 7000 left-sided crank arm, making it ready for your next road bike training ride. Providing an ultra-precise +/- 1% accuracy with an impressively light 9g weight, it is fully equipped to help you achieve your performance goals and get the best out of every training session. Benefitting from a lightweight crank arm design that is optimised for maximum power-transfer efficiency without sacrificing stiffness, it delivers smooth and consistent rotative performance as you clock up the miles on your road bike.At 5.5mm high, this Precision 3.0 powermeter is compatible with almost every bike frame on the market. In addition, the indicator light will let you know when your power meter is on, performed a successful zero-offset, and is ready for its battery to be changed. With 800 hours of battery life from its long-lasting coin cell battery, the 4iiii Shimano 105 7000 PRECISION 3.0 Powermeter is all set for taking your training up a notch.Shimano 105 7000 Crank ArmThe Shimano 105 7000 Series is designed to empower more riders than ever before to embrace the sport of road cycling. By combining trickle down technology with a greater accessibility, Shimano 105 continues to motivate and inspire more riders to go after greater challenges.Up To 800 Hour Battery LifeWith up to 800 hours of battery life, you won't have to worry about changing your battery for years to come.+/- 1% AccuracyEveryone has a unique pedal stroke. 4iiii's patented 3D strain gauge measures all forces to deliver precision accuracy.9g Weight4iiii has confirmed that it makes the lightest power meter on the market. The brand is committed to helping you get faster, one gram at a time.Features: Accuracy: +/- 1% Battery Life: Up To 800 hours Battery Type: CR2032 Coin Cell Waterproof Rating: IPx7 Cadence Range: 30 - 170 RPM Power Range: 0 - 4,000 W Height: 5.5mm Operating Temperature: 0 To 50 degrees celsius Connectivity: ANT+, Bluetooth Arm Type: Shimano 105 7000 Single or Pair: Single, left-sided arm Weight: 9gTechnologies: Accuracy in 3D: Not everyone has the perfect pedal stroke. With +/- 1% accuracy, 4iiii is the only crank-based power meter to use 3 strain gauges to measure all forces in your pedal stroke. Ultra Low Profile: With an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before. Indicator Light: At a glance, you can now see when your power meter has turned on, performed a successful Zero-offset, or has a low battery. Although, don't expect to see that low battery indicator for a while! Waterproof: Based in the foothills of the Canadian Rockies, we were tired of training tools not designed to work in our tough environment. With an IPX7 waterproof rating you can be assured that your power meter can handle the toughest conditions. ANT+ and Bluetooth: Get the same numbers training inside and outside. The PRECISION 3 Powermeter is both ANT+ and BLE compatible so you can use it on your preferred head unit and favorite indoor training app. 3 Year Warranty: A lot can happen in 3 years. You probably won't need to use it, but it's reassuring to know that all 4iiii Powermeters are backed by an industry leading 3-year warranty.Buy 4iiii Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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4iiii XT M8100 PRECISION 3.0 Powermeter - Black, Black
  • £324.99

4iiii XT M8100 PRECISION 3.0 PowermeterThis high-quality powermeter comes factory fitted into a Shimano XT M8100 left-sided crank arm, making it perfect for mountain bike (MTB) riders who want to take their training sessions up a level. With an ultra-precise +/- 1% accuracy and an impressively light 9g weight, this left sided power meter is all set for helping you reach your performance goals. Another highlight is its lightweight crank arm design that is optimised for maximum power-transfer efficiency without sacrificing stiffness. At 5.5mm high, this Precision 3.0 powermeter is compatible with almost every bike frame on the market. In addition, the indicator light will let you know when your power meter is on, performed a successful zero-offset, and is ready for its battery to be changed. One final highlight is that it boasts up to 800 hours of battery life from its long-lasting coin cell battery.Precision 3Whether you are fighting for a Kona slot, spending countless hours on the indoor trainer or striving for a personal best; one thing we know, success takes time. With up to 800 hours of battery life, +/-1% accuracy and weighing in at only 9 grams, the Precision 3Powermeter will be your trusted training tool for years to come.Shimano XT M8100 Crank ArmShimano XT is the original mountain bike series trusted by generations of mountain bikers around the world. Whatever the trail, whatever you ride, XT is your solution for mountain biking today. Reliable. Superior. Intuitive. XT is the high performance workhorse you can count on.Accuracy in 3DNot everyone has a perfect pedal stroke. 4iiii is the only crank-based power meter to use 3 strain gauges to measure all forces in your pedal stroke. Our patented 3D Strain Gauge design has been 3rd party tested to +/- 1% accuracy providing you with data that you can rely on to help you reach your fullest potential.Up To 800 Hour Battery LifeWith up to 800 hours of battery life, you won't have to worry about changing your battery for years to come.+/- 1% AccuracyEveryone has a unique pedal stroke. 4iiii's patented 3D strain gauge measures all forces to deliver precision accuracy.9g Weight4iiii has confirmed that it makes the lightest power meter on the market. The brand is committed to helping you get faster, one gram at a time.Features: Accuracy: +/- 1% Battery Life: Up To 800 hours Battery Type: CR2032 Coin Cell Waterproof Rating: IPx7 Cadence Range: 30 - 170 RPM Power Range: 0 - 4,000 W Height: 5.5mm Operating Temperature: 0 To 50 degrees celsius Connectivity: ANT+, Bluetooth Arm Type: Shimano XT M8100 Single or Pair: Single, left-sided arm Weight: 9gTechnologies: Accuracy in 3D: Not everyone has the perfect pedal stroke. With +/- 1% accuracy, 4iiii is the only crank-based power meter to use 3 strain gauges to measure all forces in your pedal stroke. Ultra Low Profile: With an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before. Indicator Light: At a glance, you can now see when your power meter has turned on, performed a successful Zero-offset, or has a low battery. Although, don’t expect to see that low battery indicator for a while! Waterproof: Based in the foothills of the Canadian Rockies, we were tired of training tools not designed to work in our tough environment. With an IPX7 waterproof rating you can be assured that your power meter can handle the toughest conditions. ANT+ and Bluetooth: Get the same numbers training inside and outside. The PRECISION 3 Powermeter is both ANT+ and BLE compatible so you can use it on your preferred head unit and favorite indoor training app. 3 Year Warranty: A lot can happen in 3 years. You probably won’t need to use it, but it’s reassuring to know that all 4iiii Powermeters are backed by an industry leading 3-year warranty.Buy 4iiii Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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4iiii Shimano XT M8100 PRECISION 3.0 Powermeter Power Meter Cranksets
  • £324.99

Designed for mountain bike (MTB) riders who want to take their training sessions to the next level, this high-quality powermeter comes factory fitted into a Shimano XT M8100 left-sided crank arm. Another highlight is its lightweight crank arm design that is optimised for maximum power-transfer efficiency without sacrificing stiffness. At 5.5mm high, this Precision 3.0 powermeter is compatible with almost every bike frame on the market. In addition, the indicator light will let you know when your power meter is on, performed a successful zero-offset, and is ready for its battery to be changed. With an ultra-precise +/- 1% accuracy and an impressively light 9g weight, this left-sided power meter is all set for helping you reach your performance goals. One final highlight is that it boasts up to 800 hours of battery life from its long-lasting coin cell battery. Precision 3 Whether you are fighting for a Kona slot, spending countless hours on the indoor trainer or striving for a personal best; one thing we know, success takes time. With up to 800 hours of battery life, +/-1% accuracy and weighing in at only 9 grams, the Precision 3Powermeter will be your trusted training tool for years to come. Shimano XT M8100 Crank Arm Shimano XT is the original mountain bike series trusted by generations of mountain bikers around the world. Whatever the trail, whatever you ride, XT is your solution for mountain biking today. Reliable. Superior. Intuitive. XT is the high performance workhorse you can count on. Accuracy in 3D Not everyone has a perfect pedal stroke. 4iiii is the only crank-based power meter to use 3 strain gauges to measure all forces in your pedal stroke. Our patented 3D Strain Gauge design has been 3rd party tested to +/- 1% accuracy providing you with data that you can rely on to help you reach your fullest potential. Up To 800 Hour Battery Life With up to 800 hours of battery life, you won't have to worry about changing your battery for years to come. +/- 1% Accuracy Everyone has a unique pedal stroke. 4iiii's patented 3D strain gauge measures all forces to deliver precision accuracy.   Technologies: Accuracy in 3D: Not everyone has the perfect pedal stroke. With +/- 1% accuracy, 4iiii is the only crank-based power meter to use 3 strain gauges to measure all forces in your pedal stroke. Ultra Low Profile: With an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before. Indicator Light: At a glance, you can now see when your power meter has turned on, performed a successful Zero-offset, or has a low battery. Although, don’t expect to see that low battery indicator for a while! Waterproof: Based in the foothills of the Canadian Rockies, we were tired of training tools not designed to work in our tough environment. With an IPX7 waterproof rating you can be assured that your power meter can handle the toughest conditions. ANT+ and Bluetooth: Get the same numbers training inside and outside. The PRECISION 3 Powermeter is both ANT+ and BLE compatible so you can use it on your preferred head unit and favorite indoor training app. 3 Year Warranty: A lot can happen in 3 years. You probably won’t need to use it, but it’s reassuring to know that all 4iiii Powermeters are backed by an industry-leading 3-year warranty.

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4iiii Precision 3 Power Meter - Dura Ace R9100 - 175mm
  • £325.99
  • RRP £475.00
  • Saving you £31

How do you define success? Whether you are fighting for a Kona slot, spending countless hours on the indoor trainer, or striving for a personal best; one thing we know, success takes time. With an industry-leading 800 hours battery life, +/-1% accuracy and backed by 4iiii’s legendary 3-year warranty the Precision 3 Powermeter will be your trusted training tool for years to come. Features: Industry leading battery with 800 hours of battery life Product status indication LED light – for wake up (green), zero offset (blue) and low battery (red) Patented 3D Strain Gauge technology to deliver +/- 1% accuracy Ultra slim design to fit almost every frame Legendary 3 Year Warranty Waterproof, durable, designed and tested in the Canadian Rockies for the harshest conditions Lightest power meter on the market at only 9g Backwards compatible with current Precision Drive Side Powermeter Active temperate compensation Over the air feature and firmware upgradability Coin cell powered, CR2032 Compatible with 3rd party training apps such as Zwift, TrainerRoad, SYSTM, and more Specifications: Accuracy: +/- 1% Battery Type: CR2032 Coin Cell Battery Life: 800 Hours Waterproof Rating: Ipx7 Cadence Range: 30-170 RPM Power Range: 0-4000 Watts Length: 63.79mm Width: 26.42mm Height: 5.5mm Weight: 9g Operating Temperature: 0 to 50°C Storage Temperature: -40 to 60°C Communication Protocols: ANT+, Bluetooth®

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Osprey Poco Plus Child Carrier SS20 - Starry Black - One Size}, Starry Black
  • £329.00
  • RRP £385.00
  • Saving you £15

Poco Plus Child CarrierPerfect for sharing your adventure with the little one, Osprey's Poco Plus Child Carrier is built with practicality, your comfort and your child's safety at its core. Osprey's Poco Plus Child Carrier allows you to take the little ones on all of your outside adventures. Crafted with durable 210D Bluesign Nylon Diamond with an adjustable Airspeed™ trampoline suspended mesh backsystem and Fit-on-the-Fly™ adjustable hipbelt, comfort, support and safety is at the focus of the carrier. Featuring a kickstand, adjustable child harness and seat and foot stirrups, little boys and girls are easy to get in and out, and are able to sit comfortably and look out. The reverse halo design easily secures the child, while a built-in sunshade and integrated and detachable raincover will keep them protected from harmful rays and showers. Plus, a mirror in the hipbelt pocket means you can check on the tiny passenger as you go.For keeping essentials organised and close at hand, whether it be maps, phones, snacks or water, there is a roomy front compartment alongside multiple pockets and toy attachment loops so even the little one's fluffy friend can join you on the road.A removable and washable drool pad also keeps things clean, while a TUV GS safety certification means you will have peace of mind that the carrier comes fully accredited.Features:Adjustable child harness, seat and foot stirrupsReverse halo design to easily secure childKickstand for safety and ease-of-loadingEasily adjustable ventilated backsystem; Fit-on-the-Fly™ adjustable hipbeltBuilt-in UPF50+ sunshade; Integrated and detachable raincoverLarge zipped lower compartment; Large front storage pocketDual side stretch-mesh pockets; Zipped hipbelt pockets; Mirror in hipbelt pocket to check on passengerRemovable and washable drool pad; Toy attachment loopsH73cm x W40cm x D48cm; 26L; 3.58kgTUV GS safety certificationBuy Osprey Child Carriers from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Osprey Poco Plus Child Carrier SS20 - Blue Sky - One Size}, Blue Sky
  • £329.00
  • RRP £385.00
  • Saving you £15

Poco Plus Child CarrierPerfect for sharing your adventure with the little one, Osprey's Poco Plus Child Carrier is built with practicality, your comfort and your child's safety at its core. Osprey's Poco Plus Child Carrier allows you to take the little ones on all of your outside adventures. Crafted with durable 210D Bluesign Nylon Diamond with an adjustable Airspeed™ trampoline suspended mesh backsystem and Fit-on-the-Fly™ adjustable hipbelt, comfort, support and safety is at the focus of the carrier. Featuring a kickstand, adjustable child harness and seat and foot stirrups, little boys and girls are easy to get in and out, and are able to sit comfortably and look out. The reverse halo design easily secures the child, while a built-in sunshade and integrated and detachable raincover will keep them protected from harmful rays and showers. Plus, a mirror in the hipbelt pocket means you can check on the tiny passenger as you go.For keeping essentials organised and close at hand, whether it be maps, phones, snacks or water, there is a roomy front compartment alongside multiple pockets and toy attachment loops so even the little one's fluffy friend can join you on the road.A removable and washable drool pad also keeps things clean, while a TUV GS safety certification means you will have peace of mind that the carrier comes fully accredited.Features:Adjustable child harness, seat and foot stirrupsReverse halo design to easily secure childKickstand for safety and ease-of-loadingEasily adjustable ventilated backsystem; Fit-on-the-Fly™ adjustable hipbeltBuilt-in UPF50+ sunshade; Integrated and detachable raincoverLarge zipped lower compartment; Large front storage pocketDual side stretch-mesh pockets; Zipped hipbelt pockets; Mirror in hipbelt pocket to check on passengerRemovable and washable drool pad; Toy attachment loopsH73cm x W40cm x D48cm; 26L; 3.58kgTUV GS safety certificationBuy Osprey Child Carriers from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Osprey Poco Plus Child Carrier Child Carriers
  • £340.00
  • RRP £400.00
  • Saving you £15

Take the little ones on all of your outside adventures with Osprey's Poco Plus Child Carrier. Crafted with durable 210D Bluesign Nylon Diamond with an adjustable Airspeed™ trampoline suspended mesh backsystem and Fit-on-the-Fly™ adjustable hipbelt, comfort, support and safety is at the focus of the carrier. Featuring a kickstand, adjustable child harness and seat and foot stirrups, little boys and girls are easy to get in and out, and are able to sit comfortably and look out. The reverse halo design easily secures the child, while a built-in sunshade and integrated and detachable raincover will keep them protected from harmful rays and showers. Plus, a mirror in the hipbelt pocket means you can check on the tiny passenger as you go. For keeping essentials organised and close at hand, whether it be maps, phones, snacks or water, there is a roomy front compartment alongside multiple pockets and toy attachment loops so even the little one's fluffy friend can join the adventure. A removable and washable drool pad also keeps things clean, while a TUV GS safety certification means you will have peace of mind that the carrier comes fully accredited. Please note the child must be able to support their own head to use this product.

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"Prevelo Alpha One 14" Kids Bike" - Silver
  • £349.00
  • RRP £409.96
  • Saving you £15

The 14" Alpha One from Prevelo is the smallest pedal bike in the Prevelo line up and fits most 3 to 4.5 year olds. It's packed with features to get little riders off to the right start.Prevelo confidence inspiring low and narrow geometry. Prevelo geometry keeps the rider low, balanced and in controlLightweight 6061 aluminium frame with custom formed tubingLightweight aluminium alloy fork with chromoly steererTektro front and rear v-brakes with small reach brake leversFront hub with low profile rounded hex bolts and no harsh edged nuts for little legs to knock againstThree piece crank with squared taper cartridge bearing bottom bracket and ultra narrow Q factorDouble chain wheel guardCustom made cranks. All Prevelo cranks are sized specifically for each model bike, down to the millimetre95% assembled. Just install the handlebar, seatpost and pedalsPLEASE NOTE: The specification of the bike may be subject to change at any time and may differ from the images or specification of the bike shown here. If you would like to know any specific details please contact our sales team at Tweeks Cycles.Kid Optimised Crank - Prevelo crank lengths are custom sized for each size bike to make sure little riders have optimum pedal ergonomics. And they have ultra-narrow Q-factors to match the narrow hips of young cyclists. If that sounds like technical mumbo jumbo, here's the point - Prevelo cranks will help make small riders more comfortable and efficient on their bike.BOXT Rear Stays and Forged Dropouts - Kids are going to put their bikes through the ringer, so Prevelo bikes are built kid tough with robust BOXT rear chain stays and seat stays, and BMX track style forged dropouts that shroud the rear axle.Confidence Inspiring Geometry - The Alpha One features Prevelo's signature confidence inspiring geometry. Prevelo geometry utilizes a low bottom bracket that lowers the centre of gravity of the bike and rider, making for a more agile and confident ride.Kid Friendly Hubs - The hubs are equipped with rounded axle bolts that minimize hard edges. And because kids are going to run their bikes through muck, the hubs have rubber seals to keep out dirt and grime.Kid Optimised Cockpit - This is where little riders command these steed. It's decked out with ultra small diameter grips and short reach brake levers that are optimized for small hands.Low Stand Over Height - A low minimum seat height and dropped top tube help accommodate the smallest riders.Specifications:Weight (including pedals) - 14.4 lbs / 6.5 kg (13.45 lbs / 6.1 kg with freewheel kit installed)Minimum Saddle Height - 15.6 in / 397 mmMaximum Saddle Height - 17.5 in / 445 mmBottom Bracket Height - 6.7 in / 170 mmGain Ratio - 3.7Stand over (ground to top of top tube) - 14in / 355.6mmSize Chart:

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Park Tool Hub Bearing Press
  • £349.99

The HBP-1 is designed to quickly and accurately press bearings into a wide variety of cartridge bearing-type bicycle hubs.Key Features:Quick release design for fast tool installation and removal.Includes two bearing presses and precision machined aluminum pilots, bushings and spacers.Works with more than 20 different cartridge bearing sizes and multiple axle configurations.Made in the USA and covered by Park Tool's legendary limited lifetime warranty.

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4iiii Dura Ace 9100 Left-Hand Crank with Precision 2.0 Power Meter
  • £358.99
  • RRP £429.00
  • Saving you £16

Whether you’re a pro or simply training hard, PRECISION powermeters deliver industry-leading accuracy, highly dependable cadence data, 3D powermeter technology capable of measuring tri-axial strain on your crank arm. Designed to be durable and lightweight, compatible with  ANT+ and Bluetooth head units, PRECISION helps you train harder and smarter.PRECISION Ride Ready comes installed on a new Shimano left crank arm (105, Ultegra, or Dura-Ace). These crank arms will fit bottom brackets using the Hollowtech ii interface.Key Features:3D powermeter technology (patent pending) measures tri-axial strain on your crank arm,Accurate, consistent data,Lightweight, compact design,Battery status indicator via 4iiii app,Compatible with ANT+, Bluetooth Smart head units, smartphones, and other 4iiii products,User-friendly app and configurable rider compensation scale factor,Easy setup and maintenance,.Specifications:Weight: 9 grams,Data accuracy: +/- 1% error margin,Battery life: 100+ riding hours on 2032 coin cell battery.

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