Universal storage solution ideal for industrial, foodservice, medical industry and all other storage needs. Long-lasting industrial grade finish resists corrosion in even the harshest environment. Heavy-duty shelves withstand constant re-stocking. Can be used in freezer applications and 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. Shelves adjust in 1" increments. NSF certified for wet and dry usage.