Alera Complete Wire Shelving Unit W/Caster, 4-Shelf, 48W x 18D x 72H, Black Anthracite: * Ideal storage solution for industrial and commercial use * Snap-together design assembles in minutes * Strong welded wire construction provides exceptional strength and stability * Open design allows air circulation and reduces dust build-up * Finish on surface prevents corrosion in wet, humid environments * Safeguards for freezer, restaurant, food service, indoor/outdoor or other wet/dry storage requirements * Shelf capacity: 600 lbs * Weight capacity: 1000 lbs