bbq factory&reg; JPP181(4-pack) Porcelain Steel Heat Plate Replacement for Select Gas Grill Models by Brinkmann, Charmglow and Others Fits Brinkmann gas grill models 810-7231-W, 810-8300, 810-8300W, 810-8410-S, 810-9520-S, 810-9590-S, Portland 8300, Pro Series 8300 Also fits Perfect Flame gas grill models 24137, 24138, 2518SL-LPG, 2518SL-NG, 2518SLN-LPG Fits Uniflame gas grill models GBC831WB, Charmglow 810-8410-F, Master Forge 2518LN-LPG, Master Forge E3518-LP Master Forge Models: 2518LN-LPG, E3518-LP, L3218 Measures 15 3/8" x 3 1/2"; made of Porcelain steel