您身邊的鍛鋁專家
Aluminum Forging Experts Around You.
13706898377
您身邊的鍛鋁專家
Aluminum Forging Experts Around You.
CRANK MODEL : WD-3
CRANK MATERIAL : FORGED AL-6061-T6
CRANK FINISH : HBK
BCD : 130/74MM
LENGTH : 165-175MM
CHAINRING : 50-39-30T
CHAINRING FINISH AND MATERIAL :
50T : HBK,ALLOY,39-30T : HSL,STEEL
SPEED : 8/9S
CHAIN LINE : 45MM
B.B.AXLE : 117.5MM
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