The Bull BBQ (44305) replacement welded stainless steel bar burner is constructed of durable grade welded stainless steel and fits all Bull BBQ gas grills (any model, any size). To install, simply pull your old Bull grill burner (44305) out from the grill and slide the new burner in. Installation takes less than 2 minutes. Sold individually. 24-Inch Bull Grills require three(3) burners, the 30-Inch Bull Grills require four(4) and the 38-inch Bull Grills requires five(5) burners.