MOTORCYCLE ELECTRIC BIKE FRONT FORK WAVE PLATE BEARING OCTAGONAL NUT TOOL REPAIR TOOL WAVE SLEEVE A: Length: 150MM; 8-point outer: 55MM, inner: 45.5MM; Drive outer: 36MM, inner: 13MM B: Length: 130MM; 8-point outer: 42MM, inner: 32.5MM; Drive outer: 36MM, inner: 13MM