Can I get the GBS grates for my 18" or 26" charcoal grill? The Gourmet BBQ System is currently only available for 22” charcoal models and the Summit Charcoal series. Related articles How do I clean my griddle? How do I use my chimney starter? Can I use aluminum foil to clean my cooking grates? How many briquettes can I put in my Chimney Starter? How do I clean my cover?