Industrial duty, all welded 16-gauge steel with 3-point locking system with keyed handle and lock rods, 4 keys included. Adjustable shelves rest on louvered panels and adjust on 4" centers. No tools required for installation. H2505 & H2506 models have 6"H base/legs which provide access for forklifts, pre-punched holes allow for lagging to the floor. (Constructed of 3/16" steel) Gray, textured powder coat finish. FOB Shipping Point.