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.
Optimum power transfer motivates riders to pedal further and faster.
Optimal balance between stiffness and lightweight.