Weber 1841001 Summit E-450 Grill, Natural Gas, Black The Weber Summits great for you outdoor grilling needs with it's 4 burners Capacity is 468-square-inch primary cooking area and 112-square-inch warming rack for 580 square-inch total cooking area 4 stainless steel burners with individual ignition; 12,000-Btu flush-mount side burner Very easy 10-minute assembly with no more than 8 fasteners and a single tool (included) Includes 2 heavy-duty front locking casters and 2 heavy-duty back swivel casters; 48,000 BTU per hour input