These parts don't fit nexgrill 720-0783C / 720-0783E.
Dimension:Burner: 14 7/8" x 1"; Heat Plate: 15" x 4 5/8"
Material: Stainless Steel
Package: 4 x burner, 4 x heat plate, 4 x igniter, 3 x Crossover tube. Included new screws to hold the burner and to mound igniter electrodes at each burner. You needn't waste time and money to buy it in your local store.