Rittal 9982228 - Includes: Perforated single steel door at the front (85% perforated) 145° quick release security hinges, Perforated steel door at the rear vertically divided (85% perforated) 145° quick release security hinges, Roof cable access with brushed baffles, Front and rear comfort handles with push button keyed door lock, Preinstalled heavy, duty casters, Leveling feet (Package of 4 shipped loose), Fully welded steel frame, 19" EIA rails printed with U markings on the front and back of each rail, M6 cage nuts (Package of 50), M6 mounting screws (Package of 50), Two moveable cable management walls with dual PDU mounting and cable manager cutouts, Half, height quick release locking sidewalls keyed to match door locks, Engineered shock pallet for safe transportation of IT equipment, Three piece rugged shell, Included ramp for unloading on site