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城市&折叠 RPC-FD24AG-TT
CRANK   LENGTH曲柄长度165 / 170 /   172.5 / 175MM 
CHAINRING齿片45T / 39T
BB SETSBB 组PW-BB68+ / PW-BB86
CRANK   MATERIAL曲柄材质FORGED AL-6061-T6
CRANK FINISH曲柄涂层BLACK SAND ANO.
COMPATIBILITY变速兼容11S / 10S
B.C.D螺丝分布直径130MM
CHAINLINE链条中心线44.5MM
CHAINRING   MATERIAL齿片材质ALLOY
CHAINRING   FINISH齿片涂层BLACK SAND ANO.
CHAINGUARD链盖ALLOY, BLACK SAND   ANO.
Q-FACTOR /   I-FACTOR曲柄后下叉距离166.8 / 138.3MM

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