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PRODUCTS
青少年&儿童 A10XPP
CRANK   LENGTH曲柄长度127 / 140 /   152MM
CHAINRING齿片32T
CRANK   MATERIAL曲柄材质FORGED AL-6061-T6
CRANK FINISH曲柄涂层SAND BLACK
CHAINLINE链条中心线45MM
CHAINRING   MATERIAL齿片材质STEEL
CHAINRING   FINISH齿片涂层BLACK
CHAINGUARD链盖DOUBLE PLASTIC BLACK
Q-FACTOR /   I-FACTOR曲柄后下叉距离180 / 153MM
B.B. TAPER   SQUARE四方孔轴心116MM

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