Replace your old cooking grid with the new Brinkman & Charm Glow JGX103 Gas Grill Porcelain Cast-Iron Cooking Grid. Create the perfect meal with your grill. This set includes three grids each measuring 8 15/16" long and 17 3/4" wide. The total measurements can be found be found below, as well as more information regarding the Brinkmann JGX103 Gas Grill Porcelain Cast-Iron Cooking Grid Set of 3. This replacement Porcelain cast iron cooking grid is made to fit a variety of different barbecue grills, including the Brinkmann and Charmglow models listed below. If your model number is not listed please use the description given, the picture, and the dimensions to determine if this is the correct replacement part for your barbeque gas grill.