Garvin 72C6 Flat Box Cover, Steel, Galvanized, Square, Number Of Outlet: 1, Knockouts: Yes, Dimensions: 4-11/16 IN Width X 4-11/16 IN Height, 1/2 IN Conduit Knockout, UL Listed Standard, For Covering Box Wiring And Provide A Means For Access When Future Conduit Runs Are Required Application