5,6,7,8 Speed friction freewheel
Finish: Black, Brown,C.P
Standard:14T-28T
Packing:50Pcs/ctn,44 x21 x 17.5/cm
G.W: 24Kgs
5,6,7,8速摩擦式飞轮
表面处理:发黑,发黄,镀铬
标准:14T-28T,13T-28T(FW-8)