Class II - Moderate
If the fixing bolt is over-tightened on the non-drive crank arm, the bolt shoulder can crack or break. If this occurs, the non-drive arm can fall off the bicycle causing the rider to crash and suffer injuries.
If the fixing bolt is over-tightened on the non-drive crank arm, the bolt shoulder can crack or break. If this occurs, the non-drive arm can fall off the bicycle causing the rider to crash and suffer injuries.