Bike For M6100 M7100 8100 Hub Body Lock Cover 12 Speed Freewheel Design
Bike Bicycle 12 Speed Freewheel Lock Cover for MS Hub Body for M7100 8100 M6100. 1 x Freewheel Lock Cover. CNC for precision machining, deepen the groove, fit the tool better, with better for force, not easy to slip.