Specification: Taking many features from pro-level equipment, this 2-piece cap-free design Tiagra chainset offers unbeatable performance,2-piece cap-free design is quick and easy to install whilst being lighter and stiffer than a traditional crank/ bottom bracket assembly,SG-X chainrings feature strategically placed chain pick-up pins and tooth profiles to ensure fast and positive shifting,Designed to work with HollowTech II type bottom bracket cups,Compatible with 10-speed HG-X chains,Anodized aluminium crank arms,Lightweight aluminium chainrings,4 arm, 110 mm bolt circle diameter.
2-piece design double-ring 9-speed chainset from the excellent value Sora rangeSG-X chainrings feature strategically placed chain pick-up pins and tooth profiles to ensure fast and positive shifting,2-piece design allows the bottom bracket bearings to be spaced wider apart (outboard the frame) or press fit 86.5mm enabling the use of larger bearings and an increased axle diameter,There is also the benefit of easier installation, adjustment and maintenance,Compatible with Hyperglide (HG) chains,Aluminium crank arms,Aluminium outer chainring with hard-wearing steel inner chainring,Compatible with 9-speed drivetrains.
Key Features:Lightweight 2-piece design 11-speed chainset,2-piece design forged and anodised aluminium crank arms keep weight low,The chainring teeth have been developed to work in conjunction with HG-X 11-speed chains for increased contact to provide greater efficiency and improved power transfer,Bottom bracket bearings are spaced wide apart, enabling the use of larger bearings and an increased axle diameter,Chainring spacing has been optimized for use with 135 / 142 mm rear axle spacing and short chainstays,Can be used with Shimano external or press-fit bottom brackets,The system allows for easier installation, adjustment, and maintenance,Lightweight anodised SG-X aluminium chainrings for smooth and precise shifting.
Key Features:Great value Deore HollowTech II design chainset with chainguard for 10-speed Dyna-Sys MTB HG-X transmissions,The HollowTech II chainset features hollow forged crank arms which are both lightweight and rigid whilst being incredibly strong and durable,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 with patented spike pins give smooth and fast gear shifts under load,We recommend that the bottom bracket is initially installed by a bike shop to ensure perfect facing and fit,96 / 64 mm bolt circle diameter,10-speed Dyna-Sys compatible.
Deore M6000 Series10-speedFront chainring type: Double
FC-RS500 chainringThe Shimano FC-RS500 chainrings with a bolt circle of 110 mm are suitable for double cranksets on racing bikes with 11 cassette.
The HollowTech II 12-speed Ultegra chainset with integrated power meter offers an ideal balance of light weight and stiffness, making it the perfect choice for both enthusiast and competitive riders Accurately calibrated strain gauges are integrated inside the crank arm, this provides a stable measurement system through rotation from both sides for extremely precise data,+/-2% accuracy of strain gauge measured power,Bluetooth and ANT+ with wireless firmware update and data acquisition system,Easily rechargeable integrated battery with fully waterproof reliable electric system,HollowGlide hollow outer chainring gives vast improvements in rigidity by virtually removing outer chainring flex and hugely improves shift performance, even under high load,The chainring teeth have been developed to work in conjunction with 12-speed HG chains for increased contact to provide greater efficiency and improved power transfer,Industry leading HollowTech II cold forged 4 arm hollow cranks have been evolved for maximum rigidity while reducing weight,Wide gear pitch spacing increases clearance between chain and leading teeth to provide compatibility to frames with O.L.D. 135 / 142 mm,A wide range of chainring options and crank arm lengths are available to meet the needs of all riders and racing disciplines,HollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency,HollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability(sold separately).
Great value tough and stylish Mega-9 Alivio chainset offering slick hyperdrive shifting performance for off road enthusiastsThe 2-piece design chainset features an external bottom bracket system which is a lightweight rigid design that is incredibly strong and durableLightweight and rigid steel bottom bracket axleHyperdrive SG-X chainrings for fast and smooth gear shiftsReplaceable chainrings4-arm chainring, 104 / 64 mm BCD9-speed compatible chainringsComes with chainguard, chaincase compatible.
Enjoy quicker, more precise front shifting and efficient power transfer thanks to its HOLLOWGLIDE structure. It cuts weights yet maintains stiffness, strength and performance. What’s more, the crank arm length starts at 160mm so smaller riders can benefit from SHIMANO’s legendary shifting.An attractive aluminum crank with hollow arms for lightweight, rigidity, and durabilityThe newly designed crank arms offer an optimized balance between lightweight and efficiency. The crank, formed with hollow aluminum technology, is anodized with a beautiful gloss black anodized finish, giving it a luxurious look. The resin ribs on the back of the chainrings are SHIMANO 105's unique structural design that achieves both thorough weight reduction and crisp shifting performance.Key Features:Optimal balance of stiffness, strength, weight and rotational performance,HOLLOWGLIDE structure cuts weight yet maintains strength for better power transfer and quicker, more precise front shifting,Crank arm length: 160, 165, 170, 172.5, 175 mm Gear combination: 50-34T, 52-36T Q-factor: 148 mm.