Top: 1.2mm SWG SS 304 Under Shelf: 0.9mm SWG SS 304 welded to SS 304 5mm Collar Stiffener: Heavy Duty SS 304 Stiffener below Top & Under Shelf Legs: 38mmØ 1.2mm SS 304 with Nylon/SS Adjustable Bullets GN Pan Holder: 1.2mm SS 304 – 7×2 Pairs Compact & Safe Packing in Corrugated Box