GrillPro"s Porcelain Coated Cooking Grid adjusts from 17-Inch by 11-3/4-Inch to 21-Inch by 14-1/2-Inch. This grid is constructed of heavy duty steel with a porcelain coating. It has a universal fit and an adjustable width and depth. This replacement grid is a flat steak house style. It is the perfect grid to cook up your favorite cuts of meat.