Precision HB31 Drive Shaft Center Support (Hanger) Bearing Frames constructed from cold rolled steel for additional strength Lubricated for life ball bearing with metal reinforced seals Water resistant grease between the bearing and bearing caps providing an additional barrier from moisture and contaminants Available for domestic and import automotive and light truck applications Components are sample inspected at each process to insure all dimensional and visual specifications are met with 100% final inspection prior to packaging assuring the highest level of quality