Shimano Tiagra Fc-4700

Shimano Tiagra - Road Crankset - 2x10-speed. The new Shimano Tiagra FC-4700 crank balances weight and efficiency without sacrificing stiffness. It is offered in 52-36, 50-34T, and a new 48-34T chainring options and 165, 170, 172.5, and 175mm crank arm lengths.Features:- Optimum power transfer motivates riders to pedal further and faster- Optimal balance between stiffness and lightweight- Reinforced 4-arm construction- Optimized gear shape for HG-X chain- Gear combinations to match more riding styles- Additional gear combination: 48-34T- Gear combination: 50-34T, 52-36T, 48-34TSpecifications:- Rear speeds: 10- Compatible chain: HG-X 10-speed- Chain line (mm): 43.5- P.C.D. left / right (mm): 110- P.C.D. (mm): 110- Spider/gear arms: 4- Chainring combination: 48-34T, 50-34T, 52-36T- Q-factor (mm): 150- Crank arm length (mm)|165: Yes- Crank arm length (mm)|170: Yes- Crank arm length (mm)|172.5: Yes- Crank arm length (mm)|175: Yes- Optional chain guard | Without chain/bash guard: Yes- 2-Piece Crankset: Yes- Compatible bottom bracket type | Outboard: Yes- Recommended bottom bracket | Threaded (normal): BB-RS501- Recommended bottom bracket | Press-Fit: BB-RS500-PB- Threaded bottom bracket shell width (mm)|68: Yes- Threaded bottom bracket shell width (mm)|70: Yes- Crank fixing screw included: YesTechnology:- HG Cassette: The distinctively designed HYPERGLIDE cassette incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting. Fast and responsive indexed shifting is the result. The HG cassette, which was developed for the MTB 10-speed system, underwent comprehensive optimization to achieve super-highly efficient shifting.2-piece crank set:- Integrated crank arm and bottom bracket. Increased rigidity with less weight- Wider bearing positioning. Rigidity is enhanced and pedaling force is efficiently transmitted- Precision Bearings. Low maintenance and simplified installation