Deep Groove Metric Ball Bearing - Metal Shielded 50mm x 110mm x 27mm 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 50mm • Outside Diameter 110mm • Width 27mm • Metal Shielded • Chrome Steel • Weight 1.2kg