Shimano ZEE FC-M640 Crankset - 175mm 10-Speed 36t 104 BCD Hollowtech II Spindle Interface Includes Bottom Bracket BLK
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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
| Color | Black |
| Rings | 36 |
| BB/Frame Interface | English |
| Number of Chainrings | Single |
| BB Shell Width (mm) | 73 |
| Crank Length (mm) | 175 |
| Crank Intended Use | Mountain |
| Drivetrain Speeds | 10 |
| Weight | 906 |
| Pedal Spindle | 9/16" |
| BB Included | Yes |
| Spindle Interface Type | Shimano Hollowtech II |
| Chainring BCD | 104 |
| Defined Color | Black |
| Size | 175Mm |
Shipping Policy
Components:
All component items (wheels, drivetrains, suspension, brakes, etc.) ship within 1–4 business days of purchase.
Bicycles:
Complete bikes typically ship within 2–3 weeks due to build, tuning, and inspection times. You will receive tracking information as soon as your order is ready to ship.
Riding Gear & Apparel:
Riding gear and apparel orders (helmets, jerseys, gloves, etc.) ship within 1–3 business days.
Returns & Exchanges:
If you received the wrong size or wish to exchange an item, it must be returned in original condition—unused, uninstalled, and with all packaging intact.
For full details, please see our Refund Policy before initiating a return.