BMX HollowTech II crankset for serious racing using the new external bottom bracket bearing system to maximum effect Lightweight yet rigid design is highly durable and incredibly strong HollowTech II bottom brackets bearings are mounted outboard of the frame increasing there diameter and placing them more widely apart; this dramatically changes the load on the bearings increasing rigidity and bearing service life We recommend that this bottom bracket is initially installed by a bike shop to ensure perfect bottom bracket facing and fit Comes complete with chain ring fixing bolts and nuts For use with a single chainring in a choice of sizes from 34 tooth to 46 tooth
Shimano Sora Left Crank Arm*Image for display purposes only
FC-R9100 left hand crank arm,Genuine Shimano replacement part.
When you feel like taking your exploring further, this Shimano GRX 600 1x11 speed chainset's optimum chainring tooth count excels on mixed terrains to give you maximum performance. This Shimano GRX 600 1x11 model uses Hollowtech II crank arm technology to boost your gravel riding performance. As a result, you'll benefit from more stiffness and weight savings as it integrates your bottom bracket axle with its right crank arm to achieve a highly efficient balance. Technologies: 2-Piece Crankset: Integrated crank arm and bottom bracket. Increased rigidity with less weight. Wider bearing positioning. Rigidity is enhanced and pedalling force is efficiently transmitted. Precision Bearings. Low maintenance and simplified installation
Constructed from lightweight alloy with Hollowtech II crank arm technology, you'll benefit from this Shimano GRX 810 1x11 speed chainset's outstanding balance of stiffness, strength and pedal stroke performance. It features tighter gear steps for maintaining your momentum on familiar routes, while its optimised design dominates on gravel and muddy surfaces. Wherever the road takes you, this is a reliable companion for helping you explore longer and further than ever before. Technologies: HG-EV: HG-EV cassette sprocket is for rider-tuned gear combination & cadence management. We provide optimal 11-speed drivetrain gear ratio; you can choice wider and closer gear combination available to match various riding disciplines. HG-EV cassette sprocket is obtained 11-speed gear without compromising the 10-speed durability and improved Hyperglide shifting. Hollowtech II: Providing the best balance of stiffness, strength, weight and rotating performance. The concept of Hollowtech II technology is focused on producing a superior crankset which will maximise a rider’s power transfer. The rigidity of the crankset ensures pedalling efficiency while its weight, a key element of the crankset, you want light, aids in cycling longer distances over which the rider needs to pedal more. Naturally, Shimano strove for the optimum balance between the conflicting needs of stiffness while producing a lightweight crank. Hollowtech technology is an ultra-lightweight hollow crankarm created by Shimano with the company’s own proprietary forging technology that also maintains rigidity. The addition of Hollowtech II technology integrates the bottom bracket axle with the right crankarm for more stiffness and weight savings to achieve a high-dimensional balance. Its outboard bottom bracket bearing system provides better weight distribution and more pedalling stability, allowing for more efficient power transfer. The Hollowtech II crankset has been developed by pursuing the optimum balance of stiffness & rotating performance in a lightweight and beautiful crankset design. High Precision Sealing. Moreover, Hollwotech II crankset has a high-precision sealing in the bearing area to increase durability maintaining the excellent rotating performance for long periods.
Ready to conquer every rough road, gravel path and muddy situation, this Shimano GRX 810 2x11 speed chainset delivers immense acceleration and momentum. It features chainrings that use gear ratios that preserve your riding rhythm over harsh surfaces with wider tyres, so you can get the most out of every ride. Providing you with the best balance of stiffness, strength, weight and rotating performance is its robust crank arm. This durable model is constructed from a tough alloy that offers excellent resistance against stones and debris which can come with a long ride across mixed terrain. Lightweight and incredibly versatile, you'll enjoy fast acceleration and maximum power transfer when shifting for an overall superior pedalling experience. No stranger to showing off the most impressive industry-leading technologies, this stunning example uses Hollowtech II crank arm technology to boost your gravel riding performance. This technology integrates your bottom bracket axle with its right crank arm for more stiffness and weight savings to achieve a highly efficient balance. Technologies: Hollowtech II: Providing the best balance of stiffness, strength, weight and rotating performance. The concept of Hollowtech II technology is focused on producing a superior crankset which will maximize a rider’s power transfer. The rigidity of the crankset ensures pedalling efficiency while its weight, a key element of the crankset, you want light, aids in cycling longer distances over which the rider needs to pedal more.
Shimano Crank Install Tool HollowTech IIDesigned specifically for the removal and installation of HollowTech II chainsets and Bottom brackets.A 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Tools from Chain Reaction Cycles, the World's Largest Online Bike Store.
This double crankset features a forged alloy crank arm construction, which makes it perfect at withstanding all the abuse that's associated with all-day epics in the mountains. Shimano has also kitted it out with a HollowTech II integrated bottom bracket for increased stiffness, efficiency as well as added durability. Item Top Features Continued: Design: 2-piece Dyna-Sys Compatible: Yes Boost Spacing: Yes Compatibility: 10 speed Dyna-Sys MTB HG-X transmissions Is BB Included: HollowTech II integrated bottom bracket Part Numbers: 170mm: FCM4100BC66; 175mm: FCM4100BE66 Technologies: HollowTech II: HollowTech II integrated bottom bracket design uses a wide bearing placement with a large axle diameter for increased stiffness, efficiency and added durability. SG-X Chainring: SG-X chainring with patented spike pins give smooth and fast gear shifts under load.
This crankset features a durable forged alloy crank arm construction, which gives it fantastic strength as you take on every challenge. Shimano has also kitted out this version with a HollowTech II integrated bottom bracket, so you can benefit from its increased stiffness, efficiency and additional durability. Part Numbers: 30T 170mm: FCM5100C0; 30T 175mm: FCM5100E0; 32T 175mm: FCM5100E2; 32T 170mm: FCM5100C2 Technologies: HollowTech II: HollowTech II integrated bottom bracket design uses a wide bearing placement with a large axle diameter for increased stiffness, efficiency and added durability.
This MTB double crankset features a tough forged alloy crank arm construction, which allows it to handle all the abuse that's associated with all-day epics in the mountains. Shimano has also equipped this trail-ready model with a HollowTech II integrated bottom bracket design for exceptional stiffness, efficiency as well as added durability. Technologies: HollowTech II: HollowTech II integrated bottom bracket design uses a wide bearing placement with a large axle diameter for increased stiffness, efficiency and added durability. Forged Crank Arms: Forged crank arms rigid whilst being incredibly strong and durable.