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 : FX8 TOX
CRANK MATERIAL : FORGED AL-6061-T6
CRANK FINISH : HBK+ABK
BCD : 104/64MM
LENGTH : 165-175MM
CHAINRING : 42-32-22T
CHAINRING FINISH AND MATERIAL :
42T：HBK+CNC , ALLOY，32-22T：ED,STEEL
SPEED : 9/10S
CHAIN LINE : 49.5MM
Q-FACTOR : 174.5MM
B.B.AXLE : ?24MM/138MM
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