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4iiii Shimano XTR M9100 PRECISION 3.0 Powermeter Power Meter Cranksets
  • £379.99
  • RRP £474.99
  • Saving you £20

This lightweight powermeter comes factory fitted into a Shimano XTR M9100 left-sided crank arm, making it ideal for mountain bike (MTB), Cross Country (XC) and enduro riders who want to take their training sessions to the next level. 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 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 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 up to 800 hours of battery life, +/-1% accuracy and backed by our legendary 3-year warranty, the PRECISION 3 Powermeter will be your trusted training tool for years to come. A Ride Ready PRECISION includes and comes preinstalled on a brand-new Shimano crank arm of your choice. These crank arms will fit bottom brackets using the Hollowtech II interface. Shimano XTR M9100 Crank Arm 27 years of development and Shimano is right back to where it all started, introducing the ultimate MTB race components. Designed to meet the highest level competitive mountain bike racing needs with a second to none performance and experience. The XTR M9100 Series brings the most versatile groupset for XC, enduro and marathon racing. ANT+ and Bluetooth Compatible 4iiii PRECISION 3 power meters use both the ANT+ PWR and Bluetooth Smart Cycling Power Service standards, which makes them compatible with nearly every headunit, smartphone, or computer you wish to connect to. Check your recording device documentation for ANT+ PWR or Bluetooth Smart (also called BLE, BTLE, or BT4.0) Cycling Power Service capability. Indoor Training If the weather or climate makes riding outdoors tough, your 4iiii PRECISION 3 powermeter can be used with all popular indoor-training apps, such as Zwift, TrainerRoad, Wahoo SYSTM, Rouvy, and more. Simply use your favourite app's connection procedure over ANT+ or Bluetooth Smart, put your bike on a trainer, and get riding. 4iiii Warranty Ridden through rain storms at Strade Bianche, mud-filled cross country mountain bike races, and even tested amidst the salt spray of the ocean on Oracle Team USA's America's Cup competitors, you can be assured that your 4iiii Powermeter will be as tough as you are and is backed with an industry-leading 4iiii 3-year warranty. All 4iiii Powermeters are IPX7-rated for water immersion up to one meter and backed with an industry-leading 3-year warranty.   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+ & 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. In The Box: Once your ride-ready PRECISION 3 powermeter arrives, it just needs to be installed on your bike using the standard Shimano crank installation process. Connect a headunit or computer, and you can start riding with power!   Manufacturer's Part Numbers: PML300-S21B00A Black 170mm PML300-S21D00A Black 175mm

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4iiii Shimano Dura Ace 9100 PRECISION 3.0 Powermeter Power Meter Cranksets
  • £379.99
  • RRP £474.99
  • Saving you £20

This high-quality 4iiii powermeter comes factory installed into a Shimano Dura Ace 9100 left-sided crank arm. Ideal for riders who want to track and improve their performance during their training sessions, this model provides an ultra-precise +/- 1% accuracy with an impressively light 9g weight. As a result, it is kitted out to help you achieve your performance goals and get the best out of every training ride. 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 Dura Ace 9100 PRECISION 3.0 Powermeter is all set for taking your training to the next level. Shimano Dura Ace 9100 Crank Arm The Shimano Shimano Dura Ace 9100 crank arm offers system engineering at its peak. Each of the components magnifies in the series provides an unparalleled level of performance. Optimising input to maximise output. That's how it achieves supremacy. The choice of the world's best climbers, sprinters, and time trialists, the Dura-Ace crank drops weight while maximising power transfer. Its design and iconic look are adapted for modern-day road racing. 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. 9g Weight 4iiii 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. 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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Osprey Transporter Wheeled Duffel 40 - AU AW22 - Black - One Size}, Black
  • £399.95

Osprey Transporter Wheeled Duffel 40The Osprey Transporter Wheeled Duffel 40 is a welcome companion to weekend trips or gear-intensive days. Travelling can be tough on luggage but the Transporter Wheeled 40 has been constructed with durable, weather-resistant materials that are bluesign® approved and PFC-free, as well as featuring rainflaps that protect your belongings.A built-in HighRoad™ chassis with oversized wheels also allow you to roll smoothly over the rough surfaces you'll encounter outside, while an ErgoGrip™ retractable handle and two grab handles offer ease of movement.To finish, ample pockets ensure endless space for all essentials and internal compression straps help to reduce bulk.FeaturesShipped from Australian warehouseRetractable handle with ErgoGrip™; Grab handle on top; Grab handle on sideOsprey HighRoad™ chassis; Reinforced baseZippered panel access and zippered top pocketInternal mesh pockets; Internal compression strap systemID card holderLockable zippersTough and durable TPU-coated bluesign®-approved recycled polyester; Highly water-resistant fabric with PFC-free Durable Water Repellent coatingDimensions: H60 x W36 x D28cm; Capacity: 40 litres; Weight: 2.72kgConforms to EU maximum carry-on luggage sizeBuy Osprey Bags from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Topeak PrepBox Pro-Level Tool Case
  • £399.99

Compact pro-level tool case complete with 18 essential maintenance tools. Perfect for workshops, races, events or just at home in the garage.Case:Engineering Grade Plastic,40.5x32x11.5cm,4.63kgs (case w/tool),Tools,18 Professional Tools,Chrome Vanadium Steel/Hardened Steel.Contents:Freewheel Remover,External Bottom Bracket Tool,Cartridge Bottom Bracket Tool,Universal Crank Puller,1/2” Drive Breaker Bar,Chain Whip/Sprocket Remover,Pedal Wrench 15mm,ComboTorq Wrench & Bit Set (Range: 3-12 N.m, 3/4/5/6mm & T25 bits),MultiSpoke Wrench (13G/14G/15G/4.3mm),Torx Wrench Set (T7/T9/T10/T15/T20/ T25/T27/T30),All Speeds Chain Tool,DuoHex Wrench Set (2/2.5/3/4/5/6/8mm),Chain Hook & Wear Indicator,Cable & Housing Cutter,Quad Driver (4/6mm flat head & #1/#2 Philips),Shuttle Lever Set,8/10mm Double Open End Spanner,Sprocket Cleaning Brush.

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RockShox Damper Upgrade Kit Charger2.1 RC2 Crown High/Low Speed Compression
  • £413.00

The new Charger 2.1 damper upgrade kit allows the fork to ride higher in the travel on compression while keeping the tires planted to the ground for unmatched control.FEATURESCharger 2.1 RC2 damper featuring independent high and low speed compression adjust,Charger 2.1 RCT3 damper featuring 3-position compression adjust (open/pedal/firm) with low speed compression adjust,Includes complete right-side internals.

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Prevelo Zulu One Kids Bike - Blue
  • £449.00
  • RRP £529.96
  • Saving you £15

The Prevelo Zulu One packs high performance mountain bike features into a tiny 14-inch wheel size package. Every component is the real deal and is carefully chosen to provide the best performance and fit for young riders ready to tear up the trails.Prevelo confidence inspiring low and narrow geometry. Prevelo geometry keeps the rider low, balanced and in controlLightweight 6061 aluminium frame with custom formed tubing and BOXT rear stays and forged rear dropoutsLightweight aluminium alloy fork with chromoly steererRadius front and rear hydraulic disc brakes with reach adjustable short leversThree piece crank with squared taper cartridge bearing bottom bracket and ultra narrow Q factorCustom made cranks. All Prevelo cranks are sized specifically for each model bike, down to the millimetreDouble alloy chain wheel guard95% 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.Hydraulic Disc Brakes - Powerful hydraulic disc brakes give kids plenty of stopping power on long descentsKid 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.Confidence Inspiring Trail Geometry - The Zulu 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. The slack front end makes the bike forgiving to young trail riders experimenting with tough terrain.Kids 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.Specifications:Weight (without pedals): 15.9lbs / 7.2kgMinimum Saddle Height: 16in / 406mmMaximum Saddle Height: 18.1in / 460mmBottom Bracket Height: 7.1in / 182mmGain Ratio: 3.7Stand over (ground to top of top tube): 14.5in / 368.3mmSize Chart:

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Osprey Transporter Wheeled Duffel 90 - AU AW22 - Venturi Blue - One Size}, Venturi Blue
  • £449.95

Osprey Transporter Wheeled Duffel 90The Osprey Transporter Wheeled Duffel 90 is a welcome companion for big trips that require lots of room for lots of gear. Travelling can be tough on luggage but the Wheeled Transporter 90 has been constructed with durable, weather-resistant materials that are bluesign® approved and PFC-free, as well as featuring overlapping rainflaps that will protect your belongings.A built-in HighRoad™ chassis with oversized wheels also allow you to roll smoothly over the rough surfaces you'll encounter outside of the terminal, while an ErgoGrip™ retractable handle and two grab handles offer ease of movement.To finish, ample pockets ensure endless space for all essentials and internal compression straps help to reduce bulk.FeaturesShipped from Australian warehouseRetractable handle with ErgoGrip™; Grab handle on top; Grab handle on sideOsprey HighRoad™ chassisZippered panel access and zippered top pocketInternal mesh pockets; Internal compression strap systemID card holderLockable zippersReinforced baseTough and durable TPU-coated bluesign®-approved recycled polyester; Highly water-resistant fabric with PFC-free Durable Water Repellent coatingDimensions: H80 x W44 x D35cm; Capacity: 90 litres; Weight: 3.42kgBuy Osprey Bags from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano 105 R7000 Pressfit Groupset Groupsets
  • £459.99
  • RRP £599.99
  • Saving you £23

This superb package is one of the most eagerly anticipated groupsets of recent years. Additionally, this stunning set includes a Shimano press fit BB86 bottom bracket. Smooth, crisp and precise shifting combined with reliable and powerful braking makes this an immensely efficient groupset.  Included: 2x Shimano ST-R7020 Levers (gear and brake cables included) 2x Shimano 105 R7000 Rim Brake Calipers 1x Shimano FC-R7000 Chainset, 50/34T 1x Shimano FD-R7000-L Front Derailleur (Braze-on type, downswing 1x Shimano RD-R7000 Rear Derailleur 1x Shimano R7000 11-Speed Cassette, 11-30T (Shimano 9-11-Speed freehub compatibility) 1x KMC X11 11-Speed chain 1x Shimano BB-SM-BB72-41 Pressfit Bottom Bracket Includes all Shimano SP41 outer cables, brake inner cables and gear cables R7000 Chainset: With the 105 R7000 Compact Chainset, Shimano has found the perfect balance between weight, efficiency and comfort without sacrificing stiffness or power-transfer.This crankset design pushes advancements in modern drivetrain performance and provides levels of efficiency and comfort that until now have not been achieved. Chainset Features: Material: Crank Arms, Chainrings: Aluminium; Axle: Steel Bolt Circle Diameter: 110mm Q-Factor: 146mm Bottom Bracket Standard: HollowTech II Chainring Gear Ratio: 52-36T Compatible Chain: HG-EV 11 speed / HG-X11 Drivetrain Speed: 11 speed 105 R7000 Double Shifter Set The 11-Speed Shimano 105 R7000 Shifter Set is the evolution in Shimano mechanical drivetrain performance. Borrowing trickle-down technology from the Dura-Ace and Ultegra high-end competition shift levers, these levers provide crisp, super-smooth shifting and brake performance that feels absolutely superb to use. Re-Designed, Enhanced and Optimised The internal shifting mechanism has been re-designed and enhanced to provide smoother operation and more precise actuation when shifting between gears, even when under load. The lever features a greater reach-adjustment range with very easy access to the inner shift cables when the time comes to maintain/adjust. This new system provides a fast and easy shifting experience, which ensures that race performance is always at 100%, and as a bonus, Shimano has fine-tuned the front lever shifting curve, which makes for a much lighter front derailleur shifting compared to previous models. Features: Material: Aluminium Type: Dual Control, SLR-EV Brake System: Mechanical Drivetrain Speed: 2x11 speed Weight: 251g 105 R7000 Front Derailleur: The 11-Speed Shimano 105 R7000 Front Derailleur has an ergonomic, smooth to shift power-stroke, which provides a very natural shifting feel and lighter mechanism actuation. It also is compatible with most cable routing options on the market and comes equipped with an integrated cable tension adjustment screw for superb adjustability and convenience. Features: Material: Clamp: Aluminium; Plate: Steel Mount: Braze-on Type: Double Compatible Chain: HG-EV 11 speed / HG-X11 Top Gear Teeth: 46-53T Total Gear Capacity: 16T Drivetrain Speed: 11 speed Weight: 95g 105 R7000 Rear Derailleur (Medium Cage) The Shimano 105 R7000 Rear Derailleur features Shimano Shadow technology, which not only smooths shifting performance but also stabilises chain movement and keeps the derailleur low-profile, tucked tight to the chainstay. It is capable and fully efficient at shifting across a wide gear ratio while doing so with buttery-smooth shifting performance. Rear derailleur drivetrain performance has never been as smooth, reliable and as precise as this! Features: Material: Aluminium Drivetrain Speed: 11-Speed Compatible Chain: HG-EV 11 speed / HG-X11 Total Capacity: 35T Max Front Ratio Difference: 16T Low Sprocket: Max: 30T; Min: 25T Top Sprocket: Max: 14T; Min: 11T Pulley: 11T Weight: 225g 105 R7000 Rim Brake Calipers The 105 R7000 Brake Caliper is the latest innovation in affordable, pro-level braking performance from Shimano. Providing an exceptional linear braking curve, enabling you to precisely time your braking with more accuracy than ever before. It provides a very noticeable balance between feel, stiffness, stopping power and response; it is the most inspiring brake system to use for the aspiring podium chaser. Compatible with SLR-EV brake levers to provide the optimised braking control and elegant performance. Features: Material: Aluminium Type: SLR EV Dual Pivot Reach: 51mm Maximum Tyre Size: 28c Weight: 379g 105 R7000 Cassette The Shimano 105 R7000 Cassette provides precise 11-Speed shift ramping and is a foundation for top-level drivetrain performance. Designed to provide wider gear choices and wider ratios to suit individual rider preference and to provide a range of options to suit the task at hand. Featuring a durable, lightweight construction, which is weather and wear resistant while providing professional level 11-Speed drivetrain performance. Features: Material: Sprockets: Steel, Nickel Plated; Spider: Aluminium Type: HG-EV Compatible Chain: HG-EV 11 speed / HG-X11 Drivetrain Speed: 11 speed Weight: 284g (11-28T) Please Note: The 11-34T version of this cassette is the "CS-HG700" model as Shimano does not make the CS-R7000 in an 11-34T version. 105 R7000 HG701 Chain New symmetrical design chain that offers smooth shifts and maximum durability. It has been designed to run specifically with Shimano 11-speed Dyna-Sys systems for optimal pedalling efficiency. Features: Outer plate design has been developed to reduce the chance of chain suck Sil-Tec surface treatment technology (PTFE plating) on inner links that is smooth running and increases durability Number of Links: 116 The inner plate has been developed for better contact with gears providing smoother shifting under high load, giving efficient pedalling, increased rigidity and near silent running Chain Width: 5.62mm Average Weight: 257g

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Shimano 105 R7000 Road Groupset - Pressfit - Black - 11-30, Black
  • £459.99
  • RRP £599.99
  • Saving you £23

Shimano 105 R7020 Road GroupsetEnhanced with the same advanced technologies as seen on Shimano’s Dura-Ace and Ultegra models, this rim brake version of the updated 105 11 speed groupset will instantly improve your road riding experience. It’s an ideal choice when building a custom road bike or upgrading your bike’s tired components.The outstanding ergonomics and technologies of the 105 R7020 Road Groupset from Shimano makes your rides unforgettable. This slick perfoming groupset is ready for long hard days in the saddle and is packed with some of the finest Shimano components around.(Please Note: The brakes within this groupset are set up to European standards with the left-hand lever operating the front brake and the right-hand lever operating the rear brake. For UK customers and other parts of the World, you will need to disconnect the brake hoses and swap them over.)Included: 2x Shimano ST-R7020 Levers (gear and brake cables included) 2x Shimano 105 R7000 Rim Brake Calipers 1x Shimano FC-R7000 Chainset, 50/34T 1x Shimano FD-R7000-L Front Derailleur (Braze-on type, downswing 1x Shimano RD-R7000 Rear Derailleur 1x Shimano R7000 11-Speed Cassette, 11-30T (Shimano 9-11-Speed freehub compatibility) 1x KMC X11 11-Speed chain 1x Shimano BB-SM-BB72-41 Pressfit Bottom Bracket Includes all Shimano SP41 outer cables, brake inner cables and gear cablesShimano 105 R7020 Levers Including Flat Mount CalipersThese superb 11 speed shifters offer great ergonomics trickled-down from the Ultegra range, so you can shift to the right gear at the right time while maintaining your momentum. They offer excellent reach adjustment and a redesigned internal shifting unit for simple and effective operation. Additionally, you'll benefit from greater rider control in all conditions plus intuitive and quick shifting operation. Furthermore, these offer the same light shifting operation as top tier systems thanks to trickle-down technology.Features: Material: Resin and Steel Shifter Type: Dual Control lever Speed: 11-Speed Use: Road Hose Joint: Straight Included: Shimano RT70 brake rotors (140mm and 160mm) Brakes come fully assembled and pre-bled ready for installation Weight: 610g (pair)Shimano FC-R7000 ChainsetThis smooth crankset balances weight and efficiency without sacrificing stiffness, so you can maintain the edge over your competitors. Furthermore, its rider-tuned performance with numerous gear combinations means you'll be able to climb and descend with ease. Its wider gear pitch increases chain clearance with small gearings and allows for 410mm chainstays. You'll benefit from optimum power transfer and great frame compatibility for fast and precise pedal stroke performance.Features: Chainline: 43.5mm Technology: Hollowtech II Gear Arm: 4-arm BCD: 110mm Speed: 11-Speed Q Factor: 146mm Included: Shimano BB-R60 Bottom BracketShimano FD-R7000 Front DerailleurThis top-quality front derailleur features a natural stroke feeling and a wind-cutting ergonomic power curve, allowing you to comfortably shift. Its integrated cable tension adjustment and shorter rear centre (410mm) allows for accurate and simple front mech adjustment. You'll benefit from lighter front shifting operation and its optimised cage design for rim brake road bikes.Features: Action: Down Swing Chainline: 43.5mm Chain Stay Angle: 61-66° Link Bushings: 7 Mount: Braze-On Speed: 2x11-Speed Top Gear Teeth: 46-53T Total Capacity: 16T Weight: 95g (approx)Shimano RD-R7000 Rear DerailleurThis direct-mount 11 speed compatible rear mech features a high-quality Shimano Shadow RD spring for secure shifting performance and wide compatibility. It's intended for rowdier riding styles and it's super low profile design carries many benefits. Furthermore, its low profile and single tension construction mean the rear mech doesn't hit the chainstay in rough riding conditions allowing for smooth and silent performance.Features: Fluoric Coated Link Bushings: 2 Low Sprocket Max: 34T Low Sprocket Min: 30T Max Front Difference: 16T Speed: 11-Speed Spring Type: Shimano Shadow RD Top Sprocket Max: 12T Top Sprocket Min: 11T Total Capacity: 39T Weight: 232g (approx)Shimano R7000 11 Speed CassetteThis fast and reliable 11 speed cassette is ideal for getting you up to speed in a flash thanks to its top-performance rider tuned gearing. Its sprockets make shifting easier than before with their precise profile spacing which offers a flawless and instant experience, making it ideal for keeping the edge over any competition. It's perfect for both club riding and racing.Features: Material: Sprockets: Steel, Nickel Plated; Spider: Aluminium Type: HG-EV Speed: 11-Speed Spider Arm: 1 Lightweight Rider tuned gearing High performanceKMC X11 11 Speed ChainThis high performance 11 speed chain is specifically designed for the demands of modern road cycling. This model uses its half nickel-plated outer plates to ensure smooth and dependable performance. KMC has also developed this version for extreme durability.Features: Use: Road, Mountain Bike (MTB) Speed: 11-Speed Size: 1/2" x 11/128" Pin Length: 5.5mm Quick Link Included: Yes Number of Links: 120 Hi-Performance Half Nickel plated Extremely durable Weight: 266gBuy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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4iiii Precision Pro 105 R7000 Dual Power Meter Power Meter Cranksets
  • £462.99
  • RRP £579.00
  • Saving you £20

This dual-sided powermeter comes factory fitted into the crankarms of a Shimano 105 R7000 crankset, which makes it ideal for road cyclists who want to take their training sessions up a level. With an ultra-precise +/- 1% accuracy, this model is all set for helping you reach your performance goals. Another highlight is it boasts up to 100+ hours of battery life from its long-lasting lithium-ion coin cell battery. Used to pace attacks up the Alpe D’Huez in the Tour de France and to hammer on the Queen K during the Ironman World Championships, the Precision Pro Powermeter delivers industry-leading accuracy and reliability when you need it most. Through 4iiii's patented 3D Strain Gauge technology, you can be assured that the data you depend on will help lead you to your own Yellow Jersey. The Precision Pro will allow you to view advanced metrics like left/right balance, pedal smoothness, torque effectiveness, and provide you with the most accurate power numbers during training and racing. Ridden by the top cyclists and triathletes in the world, the Precision Pro is the ultimate training tool to help you reach your goals. The Precision Pro Ride Ready comes pre-installed on a new Shimano 105 R7000 crankset. 3D Power Measurement When you put force through your pedals or crank, it doesn't just bend the crank - it twists and flexes in all three dimensions. 4iiii's patented 3D power measurement system measures this multidimensional strain, so you can be confident that your unique pedal stroke is still measured accurately no matter your riding conditions. Industry Leading Accuracy 4iiii's +/- 1% accuracy isn’t just a claim, it’s been third-party tested and validated by leading scientists and the Locomotion Lab at the University of Colorado. You can plan your training, pacing, and racing with confidence knowing that your data is always going to be consistent. Don’t limit your potential with unreliable data. Dual Channel ANT+ and Bluetooth Smart 4iiii Powermeters communicate their measurements over both the widely-used ANT+ and Bluetooth Smart radio standards, letting you read and record your power numbers on an enormous catalogue of head units, sports watches, smartphones, and computers. 3 Year Manufacturer's Warranty 4iiii Powermeters are waterproof, durable, and designed to be accurate and precise even in the harshest conditions. Because of this, 4iiii are happy to offer an industry-leading 3-year warranty.   Technologies: In The Box: Once your ride-ready Precision Pro powermeter arrives, it just needs to be installed on your bike using the standard Shimano crankset installation process. Connect a head unit or computer, and you can start riding with power! Warranty and Durability: Ridden through rain storms at Strade Bianche, mud-filled cross country mountain bike races, and even tested amidst the salt spray of the ocean on Oracle Team USA's America's Cup competitors, you can be assured that your 4iiii Powermeter will be as tough as you are and is backed with an industry-leading 3-year warranty. All 4iiii Powermeters are IPX7-rated for water immersion up to one meter and backed with an industry-leading 3-year warranty. Indoor Training: If the weather or climate makes riding outdoors tough, your 4iiii Precision Pro powermeter can be used with all popular indoor-training apps, such as Zwift, TrainerRoad, Wahoo SYSTM, Rouvy, and more. Simply use your favourite app's connection procedure over ANT+ or Bluetooth Smart, put your bike on a trainer, and get riding!   Manufacturer's Part Numbers: PMD100-S11A02A Black 52/36T 160mm PMD100-S11D02A Black 52/36T 175mm PMD100-S11D01A Black 50/34T 175mm PMD100-S11B01A Black 50/34T 170mm PMD100-S11C02A Black 52/36T 172.5mm PMD100-S11C03A Black 53/39T 172.5mm PMD100-S11C01A Black 50/34T 172.5mm PMD100-S11D03A Black 53/39T 175mm PMD100-S11B03A Black 53/39T 170mm PMD100-S11B02A Black 52/36T 170mm PMD100-S11A03A Black 53/39T 160mm PMD100-S11A01A Black 50/34T 160mm

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4iiii Precision Pro 105 R7000 Dual Power Meter - Black - 53.39t}, Black
  • £462.99
  • RRP £579.00
  • Saving you £20

4iiii Precision Pro 105 R7000 Dual Power MeterPerfect for road cyclists who want to take their training sessions up a notch, this dual-sided powermeter comes factory fitted into the crankarms of a Shimano 105 R7000 crankset. With an ultra-precise +/- 1% accuracy, this model is equipped to help you reach your new personal best. Boasting up to 100+ hours of battery life from its long-lasting lithium-ion coin cell battery and coming kitted out with a range of performance-enhancing features, this is an ideal choice for getting the best out of every training session.Used to pace attacks up the Alpe D'Huez in the Tour de France and to hammer on the Queen K during the Ironman World Championships, the Precision Pro Powermeter delivers industry-leading accuracy and reliability when you need it most. Through 4iiii's patented 3D Strain Gauge technology, you can be assured that the data you depend on will help lead you to your own Yellow Jersey.The Precision Pro will allow you to view advanced metrics like left/right balance, pedal smoothness, torque effectiveness, and provide you with the most accurate power numbers during training and racing. Ridden by the top cyclists and triathletes in the world, the Precision Pro is the ultimate training tool to help you reach your goals.The Precision Pro Ride Ready comes pre-installed on a new Shimano 105 R7000 crankset.3D Power MeasurementWhen you put force through your pedals or crank, it doesn't just bend the crank - it twists and flexes in all three dimensions. 4iiii's patented 3D power measurement system measures this multidimensional strain, so you can be confident that your unique pedal stroke is still measured accurately no matter your riding conditions.Industry Leading Accuracy4iiii's +/- 1% accuracy isn't just a claim, it's been third-party tested and validated by leading scientists and the Locomotion Lab at the University of Colorado. You can plan your training, pacing, and racing with confidence knowing that your data is always going to be consistent. Don't limit your potential with unreliable data.Dual Channel ANT+ and Bluetooth Smart4iiii Powermeters communicate their measurements over both the widely-used ANT+ and Bluetooth Smart radio standards, letting you read and record your power numbers on an enormous catalogue of head units, sports watches, smartphones, and computers.3 Year Manufacturer's Warranty4iiii Powermeters are waterproof, durable, and designed to be accurate and precise even in the harshest conditions. Because of this, 4iiii are happy to offer an industry-leading 3-year warranty.Features: Crankset: Shimano 105 R7000 Use: Road Accuracy: +/- 1% Power Range: 0-4000W Cadence Range: 0-150RPM Communication Protocols: ANT+, Bluetooth Operating Temperature: 0 to 50 degrees C (32-122 degrees F) Storage Temperature: -20 to 50 degrees C (4-122 degrees F) Battery Type: CR2032 lithium ion coin cell Battery Life: 100+ hours Waterproof Rating: IPX7, IPX5 Length: 37.7mm (1.5in) Width: 27.6mm (1.1in) Depth: 7.5mm (0.3in) Module Weight: Non-drive Side: 9g (0.3oz), Drive Side: 16g (0.6oz), Total: 25g (0.9oz)Technologies: In The Box: Once your ride-ready Precision Pro powermeter arrives, it just needs to be installed on your bike using the standard Shimano crankset installation process. Connect a head unit or computer, and you can start riding with power! Warranty and Durability: Ridden through rain storms at Strade Bianche, mud-filled cross country mountain bike races, and even tested amidst the salt spray of the ocean on Oracle Team USA's America's Cup competitors, you can be assured that your 4iiii Powermeter will be as tough as you are and is backed with an industry-leading 3-year warranty. All 4iiii Powermeters are IPX7-rated for water immersion up to one meter and backed with an industry-leading 3-year warranty. Indoor Training: If the weather or climate makes riding outdoors tough, your 4iiii Precision Pro powermeter can be used with all popular indoor-training apps, such as Zwift, TrainerRoad, Wahoo SYSTM, Rouvy, and more. Simply use your favourite app's connection procedure over ANT+ or Bluetooth Smart, put your bike on a trainer, and get riding!Manufacturer's Part Numbers: PMD100-S11A02A Black 52/36T 160mm PMD100-S11D02A Black 52/36T 175mm PMD100-S11D01A Black 50/34T 175mm PMD100-S11B01A Black 50/34T 170mm PMD100-S11C02A Black 52/36T 172.5mm PMD100-S11C03A Black 53/39T 172.5mm PMD100-S11C01A Black 50/34T 172.5mm PMD100-S11D03A Black 53/39T 175mm PMD100-S11B03A Black 53/39T 170mm PMD100-S11B02A Black 52/36T 170mm PMD100-S11A03A Black 53/39T 160mm PMD100-S11A01A Black 50/34T 160mmBuy 4iiii Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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"Prevelo Alpha Three 20" Kids Bike" - Silver
  • £465.00
  • RRP £549.95
  • Saving you £15

The 20" Alpha Three from Prevelo is their smallest geared bike. The new 9-speed Microshift drive train and 11-36T wide range gearing is the real deal and gives growing riders a truly usable gear range.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-brakesLightweight Allen head front and rear wheel skewers for secure wheel installationThree piece crank with squared taper cartridge bearing bottom bracket and ultra narrow Q factorCustom made cranks. All Prevelo cranks are sized specifically for each model bike, down to the millimetreNEW Microshift 9-speed drivetrain. Uses a shorter pulley cage without comprising gear ratio width. Because kids bikes have small wheel diameters, rear derailleurs on kids bikes hang low and close to the ground. The Prevelo Alpha bikes use smaller cage derailleurs to keep things high and away from the groundMicroshift Trigger Shifters. Small hands have a hard time using twist shifters. We use reliable silky smooth thumb shifters. They are easy for small hands to operate and operate just like shifters on high performance bikes95% assembled. Just install the handlebar, seatpost, front wheel 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.Confidence Inspiring Geometry - The Alpha Two 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.9 Speed Microshift Drivetrain with Wide Span Gearing - 9-speed Microshift drive train and 11-36T wide range gearing is the real deal and gives growing riders truly usable and class leading, 327% gear range. Kids are going to be efficient on the flats and have the leverage of low gears available to help make it up tough hills.Kid Optimised Cockpit - This is where little riders command their steed. It's decked out with ultra-thin grips and short reach brake levers that are optimized for small hands. The Microshift shifter is operated with two easy to operate thumb levers.Specifications:Weight (including pedals): 18.9 lbs / 8.6kgMinimum Saddle Height : 20.7 in / 525mmMaximum Saddle Height: 25.5 in / 648mmBottom Bracket Height: 8.1 in / 205mmGain Ratio: 1.9 - 6.7Stand Over: (ground to top of top tube) 17.5 in / 444.5mmSize Chart:

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