For 24speed,Index rear derailleur

long cage,

with bracket

Feature: steel/resin

Capacity: 39T

Tyre tread: 84mm

Packing:50Pcs/ct, 42 x 26 x 23.5cm

G.W:17Kgs

24 速定位后拨,长臂，带接片

特征:钢制/树脂

齿容量:39T

两导轮间距:84mm