The carbon steel Plancha (griddle) from SnS Grills provides a smooth, flat-top cooking surface with excellent thermal conductivity, which is perfect for smash burgers, Philly cheesesteaks, Hibachi style meals, breakfast and much more. Once seasoned*, the natural non-stick cooking surface makes this Plancha (griddle) easy to cook with and also very easy to clean and maintain. Specifically designed for: 57cm / 22 inch round Kettle style grills (including Weber), 57cm / 22 inch round Kamado style grills, Slow 'N Sear Kettles, Slow 'N Sear Kamados. The 3 cooking grate supports in your grill need to be of sufficient strength to hold 23 lbs in weight plus foods/liquids. Plancha is 21.65 inches in diameter. It also works well on top of your existing cooking grate.