Designed for use with Gourmet BBQ System Hinged Cooking Grate. Porcelain-enameled cast iron retains heat and delivers professional searing and seals in moisture and flavor. Porcelain enamel finish prevents sticking and allows for easy clean up. Fits 22.5" Weber Charcoal Grills. Set includes 22.5" Grate with 12" insert and 12" sear grate. For more information, call the Weber Grill-Lines at 1-800-GRILL-OUT.