The HOLLOWTECH II crankset has been developed by pursuing the optimum balance of stiffness & rotating performance in a lightweight and beautiful crankset design.
|Chainring Sets||52-39T, 53-39T|
|Bolt Circle Diameter||130mm|
|Crank Arm Length||165, 170, 172.5, 175 mm|
|BB Shell Width||68/70mm|