For 30speed,Index rear derailleur,long

cage,w/o bracket

Feature: Aluminum alloy/steel/resin

Capacity: 45T

Tyre tread: 98mm

Packing:50Pcs/ctn, 48 x 30 x 18.5cm

G.W:17Kgs

30 速定位后拨,长臂，不带接片

特征:铝合金/钢制/树脂

齿容量:45T

两导轮间距:98mm