Reducing Bushing - Haz Loc, Thread Gender Female to Male, Trade Size 3 in, 4 in, Compatible Conduit Type IMC, Threaded RMC, Compatible Conduit Trade Size 3 in, 4 in, Ends - Hazardous Fittings 3 in FNPT x 4 in MNPT, Overall Length 1 7/16 in, Weight 0.78...