This Extra heavy duty, all MIG welded steel frame offers superior strength for impact resistance and UV stability. Durable 2-3/8 diameter steel frame with 1-1/16 diameter bracing for extra strength and rigidity. Table top and benches are made of 2 x 10 6063-T6 extruded aluminium alloy planks. Benches have a walk-through design for easy entry and exit. Sled base frame design allows portability. Bolt-through frames with zinc-plated hardware allow surface mounting for permanent installation. 1 Year Limited Warranty.