BOX OUTLET AL 2-3/4X4-1/2X2INction box, or as a housing for receptacles, switches, and GFCIs. Powder coat finish. Eight box mounting options with detachable lugs provided. Includes two closure plugs. Ground screw installed. Multi-lingual instructions. Internal threadsand hubs comply with NEMA requirements. Hubs accept all threaded fittings and threaded conduit. Die cast aluminum construction. 18.3 cubic inch capacity. 2" depth x 4-1/2" length x 2-3/4" width. UL Listed. NEMA 3R rated.