cambio interno
· shimano nexus SG3R40 hub components
· push rod (81,85 mm) for axle length 168mm
· shimano nexus SG3R40 hub components
· push rod (86.85 mm) for axle length 176.8 mm
· 2-Speed internal gear hub with gear ratio of 1:1.36
· OLD 开档距 130mm, Axle length 180mm
· 36 hole, 13-14G
· shimano nexus SG3R40 hub components
· push rod (86.85 mm) for axle length 176.8 mm