Porcelain Cooking Grid, 17 5/16 x 23 3/6 Cooking grid replacement Fits kalamazoo and kenmore models pedestal, steadfast, 122.16538900, 122.16539900, 16539, 640-82960811-6 Also fits kmart, nexgrill and Weber models 640-82960828-6, 720-0679B, 720-0679R, 1100, 4421411, 900, Genesis 1000 Also compatible with Weber Genesis models 3500, Gold B 2002-, Gold B pre-2002, Gold C 2002-, Gold C pre-2002, I-V, Platinum B, Platinum C, Silver B Measures 17.3125 by 23.375-inches; made of porcelain steel