玉崎椿本 鏈條 RF2030VRPUB-HCP
倍速鏈節(jié)距mm塑料滾子鋼制滾子滾子直徑mm內鏈節(jié)內寬mm標準規(guī)格Lambda規(guī)格硬化鉻鍍規(guī)格不銹鋼規(guī)格19.05RF2030VRPARF2030VRPA-LMCRF2030VRPA-HCPRF2030VRPA-SSRF2030VR11.918.0RF2030VRPBRF2030VRPB-LMCRF2030VRPB-HCPRF2030VRPB-SS---RF2030VRPCRF2030VRPC-LM