Completely adaptable...adjustable with X-shaped anti-sway braces that provide more support on uneven floors than regular lateral braces and increases rigidity, unlike other racks. Braces cover perimeter of rack instead of aligning at just one point. Customized to your special needs at no extra cost. Quickly assembled. These heavy-duty steel shelving units have been engineered to adapt to your storage requirements. Used for stockroom, factory or office where extra storage space is needed. Roll-formed steel ribbed shelves with integral box beam reinforced front and rear edges for greater load capacity. Shelves are easily adjustable on 1" centers. Rib-reinforced 14-gauge 1" x 2" steel posts. Phosphatized to prevent corrosion and give maximum paint adhesion. Finished in long lasting gray baked-on enamel. 18 gauge 73" High (6'1"). A choice of 4, 5, 6 or 7 Shelves per unit.