Two chrome slanted and flat top surface makes for five shelves in this easily accessible unit purchased through uline.ca for $437 each. Easily access products or assemble kits in your warehouse. Shelves adjust in 1" increments. Assemble in minutes. No tools required. Optional 5" polyurethane swivel casters and bins can be purchased at uline.ca. This does not include bins as illustrated Measures 72" high x 48" wide x 24" deep (casters would make it about 78" high) at $100 and One unit 72" x 48" x 18" available at $80.