Alera : Industrial Wire Shelving Starter Kit, 4 Shelves, 36w x 24d x 72h, Black Ideal storage solution for industrial and commercial use. NSF food equipment certified. Strong welded wire construction. Can be set up as a four-tier single rack or as two two-tier racks to meet specific needs. Open design allows air circulation and reduces dust build-up. Shelves adjust in 1" increments. Global Product Type: Shelving Units/Bookcases; Width: 36 in; Depth: 24 in; Height: 72 in.:Manufactured by.: Alera