Weber charcoal kettle grill, “lid ” damper kit. Measures 4-1/2″ in diameter. Features 4 air vent holes and a rubber comfort grip tab to adjust vents. Fits 14″ Smokey Joe, 18″ and 22″ One Touch Gold/Silver/Platinum and 22″ Master Touch models. Comes with mounting hardware. Made of non-corrosive aluminum. Sold individually. Genuine Weber Part.