(玉崎)TSUBAKI椿本 倍速链 RF2050VRPB
(玉崎)TSUBAKI椿本 倍速链 RF2050VRPB倍速链节距mm塑料滚子钢制滚子滚子直径mm内链节内宽mm标准规格Lambda规格硬化铬镀规格不锈钢规格19.05RF2030VRPARF2030VRPA-LMCRF2030VRPA-HCPRF2030VRPA-SSRF2030VR11.918.0RF2030VRPBRF2030VRPB-LMCRF2030VRPB-HCPRF2030VRPB
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(玉崎)TSUBAKI椿本 倍速链 RF2050VRPB倍速链节距mm塑料滚子钢制滚子滚子直径mm内链节内宽mm标准规格Lambda规格硬化铬镀规格不锈钢规格19.05RF2030VRPARF2030VRPA-LMCRF2030VRPA-HCPRF2030VRPA-SSRF2030VR11.918.0RF2030VRPBRF2030VRPB-LMCRF2030VRPB-HCPRF2030VRPB