Bridgeport 1162, 1″ x 1/2″, Steel, Rigid Conduit Reducing Bushing, 1pc. Bridgeport 1165, 1-1/4″ x 3/4″, Steel, Rigid Conduit Reducing Bushing, 1pc. Bridgeport 1182, 3-1/2″ x 3″, Malleable Iron, Conduit Reducing Bushing, 1pc.