Universal storage solution that's ideal for industrial, foodservice, medical, & all other storage needs. Long-lasting, industrial grade finish resists corrosion in even the harshest environment, wet or dry. Heavy-duty shelves withstand constant re-stocking. Can be used in freezer applications & with an open design that allows for air circulation. Snap-together design assembles in minutes without tools. Can be set up as a four-tier, single rack or as two, two-tier racks to meet specific needs. NSF certified for wet & dry usage. Up to 1,000 lbs. per shelf (evenly distributed). Number of Shelves: 4; Shelf Depth: 18"; Shelf Thickness: 1"; Shelf Capacity (Weight): 1,000 lbs.