American Outdoor Grill Stainless Steel Cooking Grate For AOG 24 Inch Grill - Set Of Two - 24-B-11. 24-B-11. Replacement Grill Grates and Grids. Easily replace your stainless steel AOG cooking grates with this set. Included are two cooking grates that are designed to fit all AOG 24 inch grills. FOR USE WITH AOG PRODUCTS ONLY.