New parts from bbq factory Replacement For Jenn Air Gas Grill 720-0336 Burners, Heat Plates, Grid Grate;For Jenn Air Gas Barbeque Grill Model :720-0336, 7200336, 720 0336;Burner Dimensions: 15 13/16″ x 4 3/8″ ; Burner Material: Stainless Steel;Heat Plate Dimensions: 17 3/4″ x 6 3/8 ; Heat Shield Material: Porcelain Steel;Grill Grate Dimensions: 12 3/8″ x 19 1/4″ Each, 24 3/4″ x 19 1/4″ Total; Cooking Grid Material: Porcelain Coated Cast Iron