Ideal storage solution for industrial and commercial use. Snap-together design assembles in minutes. Strong welded wire construction. Can be set up as a four-tier single rack or as two two-tier racks to meet specific needs. Open design allows air circulation and reduces dust build-up. Up to 1,250 lbs. per shelf (evenly distributed). Color: Black; Overall Width: 48"; Overall Depth: 18"; Overall Height: 72".Package Includes: (4) Shelves; Posts; Feet Leveling Glides; Conversion Kit to use as two half height (36"h) two-shelf units