... .factory supply 2.sample for free 3.GCR15, Carbon steel CHINA HOT SELL deep groove ball bearing 6204 :1. ... *14 mmSeals TypeOpen/ZZ/RSMaterialRing Material Chrome Steel ,Carbon steel,Stainless steelCage material Nylon ,steel , brass ClearanceC0,C2,C3,C4,C5VibrationZv1, ... ,PS2, Alvania R12 and so on .Number of RowSingle Row GuaranteeOne year.ApplicationHome appliances, low noise and high speed electric ...