TRINITY EcoStorage 4-Tier NSF Wire Shelving Rack with Wheels, 48 by 18 by 72-Inch, Chrome NSF certified EcoStorage finish represents eco-friendly production where no toxic chemicals are released into the environment during the production of this product Weight capacity on wheels (evenly distributed): 200 lbs. per shelf/Weight capacity on feet levelers: 800 lbs. per shelf 4" x 1" swivel casters, 2 locking, 2 non-locking Includes back stands to ensure products don't fall off the shelf