Crouse-Hinds Condulet® Conduit Outlet Box, Dust-Ignitionproof Explosionproof Raintight, Series: GUA, 1/2 in, 2 in Cover Opening Size, 5 cu-in, For Use With: Rigid Conduit System, Feraloy® Iron Alloy, Electro-Galvanized, 2-1/2 in H x 2-1/2 in W x 1-3/4 in D