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Shimano XT FC-M8000-B1 Boost 1x Crank Arms Black, 170mm
605 g (1.334 lb)
Crank Arm Length
Chainring Bolt Type
96 BCD 4-Bolt Asymmetric (Shimano XT M8000/SLX M7000)
Bottom Bracket Compatibility
- Threaded BSA Road
- Threaded BSA Mountain
Supported Rear Speeds