Shimano XT FC-M770, SLX FC-M7000/665/660, LX FC-M582, Alivio FC- 4050/4060 Crank Arm Fixing Bolt
• Shimano OEM replacement
• Crank arm bolts for Hollowtech II bottom brackets ensure you can get proper preload on the bottom bracket bearings
• Thermoplastic construction
Brand: Shimano