bbq factory Replacement Porcelain coated Cast Iron Cooking Grid Grate JGX273 for Select Master Forge and Perfect Flame Gas Grill Models, Set of 3 Cast iron cooking grids, Porcelain coated, Dimensions: 17.75" x 31.3125" Master Forge Models: 3218LT, 3218LTN ,3218LTM, DG0576CC, E3518-LP, L3218 Master Forge Part Number: E3518-00-2002 Perfect Flame Models: SLG2007D Original Part Numbers: E3518-00-2002