Victaulic® Standard Flexible Coupling With Grade E EPDM Gasket, 77 Series, Coupling Fitting, 10 in Connection Size 1, Connection Type 1: Grooved, 10 in Connection Size 2, Connection Type 2: Grooved, Grooved Connection, Iron, Material Construction: Iron, Finish: Hot-Dipped Galvanized, 1000 psi, For Use With: Standard Roll Grooved, Cut Grooved Pipes, Grooved Fittings, Valves and Accessories, 10.75 in Dia x 17.13 in L x 2.63 in D, -30 to 230 deg F, Additional Information: 1 x 6 in Bolt Size, 2 Holes