Sealmaster material handling mounted ball bearings feature cast iron housings, an extended inner race insert bearing with ball riding nylon retainer. The insert features a rivet to prevent outer ring rotation. It is available with setscrew, eccentric, or exclusive SKWEZLOC® concentric locking collar option snap-on end cover. The contact seal, with black oxide treated flinger provides a good balance between contaminant entry, grease loss and friction. These bearings are available in unit material handling industry bore sizes and housing configurations.