PK Grills F6-RUKA-E55O Standard Hinged Cooking Grid, Silver Replacement hinged cooking grid for the standard PK Grill & Smoker Grid will fit any PK produced since 1997  current model 99740, series 700, 800, 3517 and 3712 The hinged cooking grid measures 21 1/2 x 14 3/16 Material Content: Nickel plated steel