Vented Shelving Unit Caster Type Not Applicable Overall Height 72 in Overall Width 60 in Overall Depth 21 in Finish - Includes Post Connectors Vented Shelves Maximum Temperature 190 Degrees F Minimum Temperature -36 Degrees F Product Type Shelving Unit Capacity per Shelf 600 lb Color Speckled Gray Load Capacity 2 000 lb Mobile/Stationary Stationary Number of Shelves 4 NSF Certified Yes Shelf Adjustment Increment 4 in Frame Material Plastic/Steel Shelf Depth 21 in