NEW Shimano ZEE FC-M640 Crankset 175mm, Type_Seatposts Four phenolic plastic pistons provide

Four phenolic plastic pistons provide the stopping power and excellent heat management

Range: 12-46

Includes mounting hardware kit

Disc Diameter: 21

NEW Shimano ZEE FC-M640 Crankset 175mm, Type_Seatposts Four phenolic plastic pistons provideShimano ZEE FC M645 M640 Crank Bottom Brackets Sets Thick wall aluminum construction Reinforced steel axle with 30% greater stiffness compared to Trail designated crank options Steel pedal inserts Includes SM BB52 68 73 bottom bracket BB Included: Yes BB Shell Width (mm): 68 BB Shell Width (mm): 73 BB Frame Interface: English Chainring BCD: 104 Color: Black Crank Intended Use: Mountain Crank Length (mm): 175 Defined Color: Black Drivetrain Speeds: 10