1 -Gang Vertical Weatherproof Cover, 2-27/32" W, 4-9/16" H, Hubbell Wiring Device-Kellems, Mfr#: HBL7774WO

Weatherproof Cover, Mounting Box FS or FD Weatherproof Boxes, For Use With Single 50A Straight Blade Receptacles and 50A Twist-Lock(R) Receptacles, Mounting Orientation Vertical, Lid Style Self Closing, Number of Gangs 1, Cover Material Thermoplastic, Color Gray, Height 4 9/16 in, Width 2 27/32 in, Includes Hardware and Gasket