China Hybrid Ceramic Ball Miniature Bearings Inner and Outer ring:Stainless steel(SUS440C) Retainers:Stainless steel(SUS304) Balls:Ceramic Door to Door international express delivery SHANGHAI LITS mainly exports China ceramic bearings, plastic bearings and so on. LITS bearings have been exported to not only Japan but many other countries and regions as well. LITS bearings have already been used by a lot of customers and have very good reputation. We do believe that your request will be fulfilled and you will be absolutely satisfied. We look forward to doing business with you. LITS Bearings to All Over The World.