MM Gas Grill 5 Burner Stainless Steel and Porcelain Smoker Box Outdoor BBQ Patio Deck 3/8" porcelain-coated cast iron cooking grates with cross hatch pattern. Built-in wood chip smoker box provides authentic smoke flavor. Porcelain-coated heavy-duty burner tents and warming rack. Includes electric ignition and 4" analog thermometer. Convenient propane tank pull-out tray. Heavy-duty locking castors for easy mobility. Heavy gauge porcelain and stainless steel double wall lid with welded cart frame construction.