Thomas & Betts Steel City Pre-Galvanized Steel Outlet Box Cover 4 Inch x 4 Inch
Square Box Surface Cover, 5 Cubic Inches, 4 Inch Square x 1/2 Inch Deep, 2-5/32 Inches Diameter Hole, Galvanized Steel, For use with One 30 or 50 Amp Dryer or Range Receptacle