背波手轮
dDhBHL10-1280181422416295012-141252217.5286516-181602418428018-2020028214680
背波手轮(凸台)
dDHhBLH1328047441540162080343115401224100423816501224125413518651339150463117808
内波纹手轮
dDhBHL1210018264150121251830445316160203254801820025345680
同步轮
型号节距周节制XH22.225H12.7L9.525XL5.08反圆弧AT2020特殊节距T2020T1010T55圆弧齿1.4M(HTD)148M(HTD)8S8M(STD)85M(HTD)53M...