Centering diameter = 76mm radius of the 4 holes = 92mm (distances between the axle of two opposites holes) diameter of 4 holes = 8.5mm Note that the step is for 420 chain ( sprpcket thickness = 6mm)
Description
Centering diameter = 76mm
radius of the 4 holes = 92mm (distances between the axle of two opposites holes)
diameter of 4 holes = 8.5mm
Note that the step is for 420 chain ( sprpcket thickness = 6mm)