The GasSaf cast iron cooking grid is made from sturdy heavy cast iron. Because it is cast iron instead of porcelain coated stainless it has a better heat capacity and therefore gives better grill marks and even heating across the entire area of the grill. Finally, it is still highly recommended that you measure the dimensions of the original part and compare it to our parts before ordering.Dimensions: 8 15/16″ x 17 3/4″ Each or 26 13/16″ x 17 3/4″ Total