Napoleon Cast Iron Charcoal and Smoker Tray 67732Napoleon Cast Iron Charcoal and Smoker Tray 67732 Review In need of a Cast Iron Charcoal and Smoker Tray for a smoky flavor and turn your gas grill into a charcoal grill? Check out Napoleon Cast Iron Charcoal and Smoker Tray 67732 is perfectly made for you! Turn your favorite Napoleon gas grill into a charcoal grill and smoker for smoky charcoal flavor. The Cast Iron Charcoal and Smoker Tray is easy to use. Remove the cooking grids and sear plates