Set Screw Connector, Steel, Trade Size 3 1/2 in, Overall Length 4 in, Finish Painted, Insulated No, Compatible Conduit Type EMT, Conduit Fitting Type Connector, Standards UL 514B, For Use With EMT, For Conduit Type EMT, Overall Height 4 3/4 in, Overall Width 4 9/32 in, Weight 2.1 lb, Color Red, Compatible Conduit Trade Size 3 1/2 in, Concrete Tight Yes, Connection Orientation Straight, Connection Type Set Screw, Indoor/Outdoor Usage Indoor Only, Outside Diameter 4.31 in, Rain Tight No