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禧玛诺580068009000变速双盘
曲柄580068009000变速双盘
曲柄580068009000双盘rotor
曲柄ROTOR四爪变速双盘
5800曲柄68009000变速双盘rotor
SHIMANO580068009000用双盘
STONE BCD110XB 5800 6800 9000 ROTOR曲柄压缩爬坡变速双盘46T
STONE BCD110XB 5800 6800 9000 ROTOR曲柄压缩爬坡变速双盘50T
STONE BCD110XB 5800 6800 9000 ROTOR曲柄竞赛TT变速双盘54T 40T
曲柄SHIMANO580068009000双盘