TSUBAKI椿本 倍速鏈 帶蓋罩 RF2030VRPB-SC
TSUBAKI椿本 倍速鏈 帶蓋罩 RF2030VRPA-SC倍速鏈 帶蓋罩節(jié)距mm塑料滾子鋼制滾子滾子直徑mm內(nèi)鏈節(jié)內(nèi)寬mm標(biāo)準(zhǔn)規(guī)格Lambda規(guī)格硬化鉻鍍規(guī)格不銹鋼規(guī)格19.05RF2030VRPA-SCRF2030VRPA-LMCSCRF2030VRPA-HCPSCRF2030VRPA-SSSCRF2030VR-SC11.918.0RF2030VRPB-SCRF2030VRPB-LMCSC