Dimensions: 36W x 24D x 72H in.. Made from strong solid steel. Finished in a black anthracite. National Sanitation Foundation certified for wet and dry environments. Holds up to 1000 lbs. per shelf when evenly distributed. Can be set up as one 4-tier rack or as two 2-tier racks to fit specific needs. Get your garage, storage warehouse, or shed neatly arranged with the Alera Wire Shelving Starter Kit with 4 Shelves - 36W x 24D x 72H in.. This shelving kit can be assembled as either a single four-shelf tower or a pair of two-tier shelves. Thick steel supports the frame with dense wire shelves. Each shelf can support up to 1,000 pounds with even distribution. A bold black anthracite finish tops the metal, providing scratch- and rust-protection.