UNICOOK Universal Replacement Heavy Duty Adjustable Porcelain Steel Heat Plate Shield,Heat Tent,Flavorizer Bar, Burner Cover,Flame Tamer for Gas Grill,Extends from 11.75" up to 21" L,1 Pack Extends from 11.75 inch up to 21 inch long, 3.75 inch wide. Fits most gas grill Prevents flare-ups and protects burners to prolong life, prevents direct exposure to flame and distributes heat evenly Replaces heat tents for side-to-side and front-to-back burners, M5 bolts and wing nuts included, easy to install Thickness of porcelain steel is 1.2mm, heavy duty porcelain-coated steel construction; Thicker is better and last longer! Stainless Steel version is also available, click the "UNICOOK" button (top middle of the page) to get more details about the S/S version