Direct store Parts DC120 Porcelain Cast Iron Cooking grid Replacement Ducane, Uniflame Gas Grill Dimensions: 14 3/8" x 18" Each and 28 3/4" x 18" Total; Material:Polished Porcelain Coated Cast Iron ; Original Part Numbers: 115-7231-2, 115-7490-0 Fits Ducane Models: 4100, Affinity 3073101, Affinity 31421001, Affinity 3200, Affinity 3300, Affinity 3400, Affinity 4100, Affinity 4200, Affinity 4400 Fits Uniflame Models: GBC850W, GBC850W-C, GBC850WNG-C, GBC-850W, GBC-850W-C, GBC-850WNG-C Replaces Part Numbers: 55-08-167, 5508167, 30501009