CRANK LENGTH | 曲柄长度 | 127 / 152MM |
CHAINRING CRANK MATERIAL CRANK FINISH COMPATIBILITY | 齿片 曲柄材质 曲柄涂层 变速兼容 | 50-34T FORGED AL-6061-T6 SAND BLACK 9S / 8S |
B.C.D | 螺丝分布直径 | 110MM |
CHAINLINE | 链条中心线 | 43.5MM |
CHAINRING MATERIAL | 齿片材质 | ALLOY(50T),STEEL (34T) |
CHAINRING FINISH | 齿片涂层 | BLACK SAND ANO.(50T), BLACK(34T) |
Q-FACTOR / I-FACTOR | 曲柄后下叉距离 | 153.5 / 124.5MM |
B.B. TAPER SQUARE | 四方孔轴心 | 110.5MM |
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