ktr-rotex品牌联轴器缓冲弹性体GR梅花垫 GS/GR1419242838485565

替代KTR-Box M S-1419242838485565尼龙内齿套40424450牙齿圈套

替代KTR-BoWex M S-1419242838485565尼龙内齿套40424450牙齿圈套

替代KTR-BoWex M S-1419242838485565尼龙内齿套40424450牙齿圈套