Product details:

Commercial-grade steel construction provides years or reliable storage. Shelves adjust in 2"" increments. Powder-coated finish. Four-shelf unit has three extra-deep 13 1/2"" adjustable shelves that raise and lower. Rounded top edge. Color: Black; Material(s): Commercial Grade Steel; Shelf Count: 2; Overall Height: 28"". Features: Tennsco Metal Bookcases. Straight lines permit flush alignment side-by-side and back-to-back. Commercial grade. Commercial-grade steel construction provides years or reliable storage. Shelves adjust in 2"" increments. Powder-coated finish. Four-shelf unit has three extra-deep 13 1/2"" adjustable shelves that raise and lower. Item Dimensions: 15" L x 36.5" W x 30" H