Shimano
CranksetDeore M640 ZEE
- Family
- FC-M640
- Part number
- FC-M640
Specifications
- Chainring interface
- Single RingEstimated
- Spindle / BB interface
- Hollowtech IIEstimated
- Speeds
- 10
- Chainline
- 50.4 mm
- Q-factor
- 174.7 mm
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