The perfect choice for keeping stock within reach. Open wire construction maximizes light and air circulation to keep stored items dry and ventilated. 600 Lb. capacity shelves adjust on 1" increments for easy positioning. Adjustable leveling feet compensate for uneven floors. Easy "No Tools Required" assembly. Add casters to make unit a mobile shelf truck. Complete Shelving Units ship in one carton. Carton includes 4 shelves, 4 split posts, shelf clips and leveling bolts.