Sandusky Lee WS721274-C Industrial Welded Wire Shelving, 72" Width x 74" Height x 12" Depth, Chrome Strong and durable welded wire construction with open design permits sprinkler, air and light penetration and reduces dust build-up Includes four shelves that easily adjust in 1-inches increments Adjustable levelers for uneven flooring Units are easy to assemble in just minutes without tools NSF certified