Like all Carico carts, the RC-11 is manufactured around a heavy-duty 11-gauge 1-1/4" square steel base, and 16 gauge 1" round steel tube sides. Wire carts have a nickel-chrome plated to prevent rust and prolong appearance and completely disassembles for return trips or when not in use. The 5" x 2" phenol casters, two rigid and two swivel, are inset and bolted to a welded plate for increased protection and durability. The optional shelves can be placed at all cross wires, and can be placed or at all angle. Wire shelf trucks overall size: 48" wide x 24" deep x 70" high., Inside dimensions are 46" x 22-1/2" x 63" high., Weight: 120lbs., Capacity: 1800 lbs., Side mesh: 2" x 4", base mesh: 1" x 4", shelf capacity: 175 lbs. FOB: Indiana