Two (2) shelves formed from 12 gauge steel. Shelves have lips down (flush edges). Raised offset handle includes cross brace hand guard for added safety. These welded units are shipped set up and ready for immediate use, with 2 swivel and 2 rigid casters. Casters are 10 in. x 2.75 in. solid/puncture proof rubber. Shelf clearance is 19-1/2 in. Durable powder coated gray finish.