All-welded, 12 gauge construction. The top work surface measures 24' x 48', is 41' high and is surrounded by a retaining lip on three sides (except Butcher Block). Available in 4 standard work top surfaces. Non-marking 6' polyurethane casters, 2 rigid and 2 swivel provide smooth rolling performance. Floor lock on the handle end securely positions the workbench. Secure 3 point latching system with keyed handle locks the doors at top, center and bottom. Available with and without center shelf.