Ideal for transporting or staging of bulkier materials. All models have a 12 gauge reinforced deck, and 2 swivel, 2 rigid casters with a push bar handle on swivel caster end. All welded units have a Powder Coated finish and ship fully assembled. Mesh sides: 13 gauge flattened expanded metal with 1-1/2″ angle iron corners and top trim. Available in two heights.