Timken Deep Grove Metric Ball Bearing 6030-2RSDeep Groove Metric Ball Bearing Rubber Sealed 150mm x 215mm x 35mm Deep groove ball bearings are particularly versatile. They are suitable for high and very high speeds, accommodate radial and axial loads in both directions and require little maintenance. Deep groove ball bearings are the most widely used bearing. Inside Diameter 150mm Outside Diameter 225mm Width 35mm Rubber Sealed Chrome Steel Weight 4. 3 kg