Reinforced perforated 12 gauge steel shelves provide abundant storage while allowing dirt and debris to pass through. 1,500 lbs. capacity per shelf. 2 " x 2 " x 3-1/16 " corner angles have footpads with anchor holes for securing to the floor. 72 " overall height. Boxed angles under bottom shelf and 3-1/2 " underclearance. Fully welded and ready for immediate use.