蒙自RFA-717K-4C

类别:

蒙自Folding bike series

产品描述

Crank

165/170/172.5/175mm (Forged Al7050-T6)

Chainring

46T/48T/50T (AI7075-T6 CNC)

Axle

BB24 Forged CrMo

Chain line

45mm

BCD

110mmx4

Speed

1X11S

Q-Factor

154mm

Weight

695g (170, 50T)