Napoleon Cast Iron Charcoal and Smoker Tray - 67732Transform your Napoleon gas grill into a versatile charcoal grill and smoker for rich, smoky flavors. The Cast Iron Charcoal and Smoker Tray is user friendly: just remove the cooking grids and sear plates, place the tray over two burners, add charcoal, ignite the gas burners, and let the charcoal ignite and ash over. Then, cook with wood chunks for that authentic barbecue flavor or use the integrated wood chip holder for soaked or unsoaked wood chips.