Weber 3780001 Genesis S-320 Propane Gas Grill, Stainless Steel 3-burner outdoor propane grill; 42,000 Btu's; 637 inches total cooking area 507 square inches cooking area; 130 square inches warming rack Fully enclosed stainless steel cart; 7mm diameter stainless steel rod cooking grates 12,000 Btu input flush-mount side burner. Requires assembly. 2 heavy-duty front locking casters and 2 heavy-duty back swivel casters