High Performance deep groove ball bearing 6305-2RS 694 695 696 697 698 699 6900 6901 6902 6903 6904 6905 6906 6907 6908 6909 6910 6911 6912 6913 Bearing: 1.Chrome Steel 2.Reasonable price 2.ISO 9001:2008 3.Technology: low vibration, low noise, high precision and du 2011 High Performance deep groove ball bearing 6305-2RS: Special properties 1. High accuracy, High speed 2. ISO 9001:2008 3. Can be customized according to your needs