HSS 5 Tier Wire Shelving Tower Rack is ideal for commercial and home use. It has strong and durable welded wire construction. Open wire design allows air circulation and reduces dust build-up. NSF certified for dry environment storage and comes with one-year limited warranty. This wire shelving system comes with 3 shelves, 2 wire basket shelves and one set 3” casters with 2 locking. Shelves can be adjusted in 1 inch increments. Total weight capacity when assembled with casters is 500 lbs evenly distributed (100 lbs per shelf). This wire shelving system is perfect for homes, offices, warehouses, kitchens, restaurants and any other places you need to organize.