18" x 36" x 75" Closed Steel Shelving unit is 22 gauge and includes 4 shelves. High grade shelving units are easy to clean and will not rust or corrode. Steel side and back panels provide extra protection from dirt and dust, prevents product from falling off sides or back of unit and creates separation between areas. Shelving has a smooth powder coat finish. 400 lb. shelf capacity. Additional shelves sold separately.