Professional all kinds of hight quality bearings.We produce Self-Lubricating Bearings like JDB (500#)Solid-Lubricant Inlaid Bearing,FU Sintered Bearing With Oil,"DU" Self-Lubricating Bearings,FB090 self-Lubricating bronze Bearing,"DX" Boundary Lubricating Bearing,FZ Ball Retainer Bearing,JF Bimetal Bearing,bushes,