EATON Arrow Hart Eaton Wiring Devices Hart-Lock Safety Grip Locking Plug, Straight, 250 V AC, 20 A, 2 Pole, 2 Wires, NEMA L2-20 NEMA Rating, Industrial Grade, 0.33 to 0.66 in Diameter Cord, -40 to 60 deg C, Back Wire/Screw Terminal, Nylon, Black/White, 1.5 in Dia x 2.06 in L Dimensions