Index front derailleur, top & down pull.

For 24/21 speed, steel clamp with plastic gasket

Clamp diam: Φ28,6mm, Φ3l.8mm,Φ34.9mm.

top gear:48T Capacity: 22T

Packing:50Pcs/ctn,54 x24x17cm G.W: 11Kgs

定位前拨，上下拉兼容

24/21速，钢制夹环，塑料衬垫

安装直径:Φ28.6mm,Φ31.8mm,Φ34.9mm

最大齿数:48T 齿容量:22T