... stainless steel ball bearing, miniature ceramic ball bearing, big ceramic ball bearingWe specialize ceramic ball bearing, stainless ... steel ball bearing, miniature ceramic ball bearing, big ceramic ball bearing, angular contact ceramic ball bearing, ... 250mm,OD: 15mm - 300mmType: CE 6800 series, CE 6900 series CE 6000 series, CE 6200 series, CE 6300 series new style ceramic ball bearing 6803