Index front derailleur, top & down pull

For 24/21 speed,steel clamp

Clamp diam: Φ28.6mm, Φ3l .8mm, Φ34.9mm.

Top gear:42T Capacity: 20T

Packing:100Pcs/ctn, 54 x24 x17cm

C.W: 16Kgs

定位前拨，上下拉兼容

24/21速，钢制夹环

安装直径:Φ28.6mm,Φ31.8mm,Φ34.9mm

最大齿数:42T  齿容量:20T