Trinity 4-Tier Wire Shelving Rack with Wheels and Liners, Black: * NSF certified * Black powder-coated finish * 4 commercial-grade 48" x 18" shelves * Weight capacity on wheels (evenly distributed): 150 lbs per shelf/600 lbs total weight * Weight capacity on feet levelers (evenly distributed): 800 lbs per shelf/3,200 lbs total weight * 4" x 1" swivel casters: 2 locking, 2 non-locking * Shelves adjustable in 1" increments * Includes 4 pre-cut liners to prevent items from falling through the cracks * Assembled dimensions: 47.75"W x 18"D x 77"H (with wheels) * 1-year warranty * Model# TBFPB-0907