Sugino RD2 Crank Arm Set - 170mm, Single Speed, 130 BCD, Square Taper JIS Spindl
Sugino RD2 Crank Arm Set - 170mm, Single Speed, 130 BCD, Square Taper JIS Spindle Interface, Black. Sugino RD2 Single Speed Arm Sets are the perfect choice for many fixed gear and singlespeed riders.