Music City Metals 99351 Porcelain Steel Heat Plate Replacement for Select Ducane Gas Grill Models Listing is for a single heat plate. 15.375 x 6 inch porcelain steel heat plate Fits Ducane 3100, 3200, 3400, 4100, Affinity 3000 series, Affinity 3073101, Affinity 3100, Affinity 31421001, Affinity 3200, Affinity 3300 Fits Ducane Affinity 3400, Affinity 4100, Affinity 4200, Affinity 4400