Provides extra space for bulky materials. Boltless assembly with snap together components requires no nuts, bolts, clips or tools. Uprights are a substantial 1-1/2 x 1-1/2 x 14 gauge steel. Unit includes 3 shelves, adjustable at 1-1/2 increments. Heavy-duty roll-formed steel framing with chip resistant gray baked enamel finish. All models have double riveted beams for maximum frame rigidity. Includes sturdy 5/8 thick precut decking. This 96W model with 800 lb. capacity includes 3 center deck supports per shelf.