Shimano ZEE FC-M640 Crankset - 170mm 10-Speed 36t 104 BCD Hollowtech II Spindle Interface Includes Bottom Bracket BLK spindle interface-EP8 Spline Drive supportive casing and better puncture

supportive casing and better puncture protection

8mm 20d Bend Stealth Black

- No sharp

Bolts directly to the floor or to the 68 lbs 130 base (sold separately) ensuring rock solid stability

15mm standard or Torque Caps and XD or microspline drivers there is an option to fit most bike set ups

Shimano ZEE FC-M640 Crankset - 170mm 10-Speed 36t 104 BCD Hollowtech II Spindle Interface Includes Bottom Bracket BLK spindle interface-EP8 Spline Drive supportive casing and better punctureShimano ZEE FC M640 Crankset 170mm 10 Speed 36t 104 BCD Hollowtech II Spindle Interface Includes Bottom Bracket Black. Shimano 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 TECH SPECS Color Black Rings 36 BB Frame Interface English Number of Chainrings Single BB Shell Width