Grill Dome GE-1000 Grill Extender, Extra Large Grill extender adds additional 254 square inches of cooking surface to 22-inch-diameter grill Heavy-duty 1/4-inch-diameter (7mm) wire cooking rods with porcelain-coated surface Ideal for use with a Grill Dome Infinity series kamado grill Dishwasher-safe for quick cleanup; 4 different sizes available