We are professional tradeing company of Super Precision Bearings, With a inner diameter from 2mm to 15mm for metric series and from 0.0781" to 0.375" for inch series , the material can be selected with chrome steel(Gcr15) or stainless steel(9Cr18) at your request, our characteristic products are thrust ball bearing with or without groove, miniature ball bearing,flange bearing and stainless steel bearing,as well as non-standard bearings. Special Polyamide cage design Precision Bearings