Victaulic® Small Threaded Concentric Reducer, 52 Series, Reducer Fitting, 6 in Connection Size 1, Connection Type 1: Grooved, 2 in Connection Size 2, Connection Type 2: Male, Grooved x Male Connection, Iron, Material Construction: Iron, Finish: Hot-Dipped Galvanized, 1000 psi, 6-5/8 x 2-3/8 in OD x 4 in L, 73 deg F