bearing bushing 1.Series:SF-1,SF-2,FB090,JDB,FZ,JF800,FB09G 2.Max load capacity: ... : limit:5m/s bearing bushing,self-lubricating bearing bush1.Series:SF-1,SF-2,FB090,JDB,FZ,JF800,FB09G2.Bushing :DU,DX ... is middle speed and high impact etc. FB09G ............ bearing bushing(SF-1,SF-2,FB090,JDB,FZ,JF800,FB09G...)