ZHEJIANG JIASHAN MINGSHENG SELF-LUBRICATING BEARINGS FACTORY(MSB) is manufacture of products as SF-1 self lubricating bearings (DU), SF-2 border lubricated bearings (DX), JDB inlaid solid lubricating bushings, JFdouble-metal bushes,FB090 bronze bearings, FZ LM ball lubricating bushings, FR PTFE stri...More