蒙自MPFS-424J

类别:

蒙自ROAD CRANKSETS

产品描述

Crank 

170/172.5/175mm (Forged Al6061-T6 CNC)

Chainring 

34/50T (Steel+Complex Fiber)

Bottom Bracket (BB) 

Taper Square 113mm/M8

Chain line 

43.5mm

BCD 

110mm

Speed 

2x9S/2x10S