Shimano ZEE FC-M640 Crankset - 170mm 10-Speed 36t 104 BCD Hollowtech II Spindle Interface Includes Bottom Bracket BLK Kit-Front or Rear Approved for E-bike use max

Approved for E-bike use max 250W Brake Compatibility Disc Only Rim Width (Internal) 30 Brake Track None Manufacturer Spec ERD (mm) 599 Valve Presta Color Black Weight 650 Wheel Size 27

5" ISO Width (mm) 64 Labeled Size 27

110 x 105MM Platform size

Includes mounting kit

Shimano ZEE FC-M640 Crankset - 170mm 10-Speed 36t 104 BCD Hollowtech II Spindle Interface Includes Bottom Bracket BLK Kit-Front or Rear Approved for E-bike use maxShimano ZEE FC M645 M640 Crank Bottom Brackets SetsThick 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 Color Black Rings 36 BB Frame Interface English Number of Chainrings Single BB Shell Width (mm) 73 Crank Length (mm) 170 Crank Intended Use Mountain Drivetrain Speeds 10 Weight 906 Pedal Spindle 9 16" BB Included Yes