Straight Duplex Box Connector, Box Connection 1/2 in NPT, Trade Size 1/2 in, Steel, Insulated No, Gray, Yellow, For Use With MC, MCI, UL Listed File No. E195966, Connector Style Duplex, Straight, 1 Screw, Compatible Knockout Trade Size 1/2 in, Connection Type Set Screw, For Maximum Cable OD 0.55 in, For Minimum Cable OD 0.38 in, Overall Height 1 in, Overall Length 1 5/8 in, Overall Width 1 11/16 in, , Weight 0.13 lb