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PRODUCTS
青少年&儿童 A10G
CRANK   LENGTH曲柄长度95 / 100 / 105   / 110 / 115MM
CHAINRING齿片34T / 26T / 20T / 18T
CRANK   MATERIAL曲柄材质FORGED AL-6061-T6
CRANK FINISH曲柄涂层SAND BLACK
CHAINLINE链条中心线42MM
CHAINRING   MATERIAL齿片材质ALLOY
CHAINRING   FINISH齿片涂层BLACK SAND ANO.
Q-FACTOR /   I-FACTOR曲柄后下叉距离114.5 / 115.5MM
B.B. TAPER   SQUARE四方孔轴心113.5MM

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