CRANK MODEL:NMS
CRANK MATERIAL:FORGED AL-6061-T6
CRANK FINISH:AA
LENGTH:170MM
CHAINRING:42-32-22T
CHAINRING FINISH AND MATERIAL :
42-32T:HSL,STEEL,22T:ED,STEEL
GUARD:PLASTIC
SPEED:7/8/9S
CHAIN LINE : 50MM
B.B.AXLE:124.5MM