18-Inch Heavy Duty Stainless Cooking Grid for Large Big Green EGG, CGSBeefy, 304 Stainless, replacement cooking grid for the Large Big Green EGG. Improved functionality and durability vs. the Large EGG cooking grid. Heavy Duty Grid Features: Y'all asked, we delivered a heavy duty, cooking grid for the Large Big Green EGG. The Heavy Duty Grid has all the build parameters as EGG's Large grid except we use thicker diameter wire where it counts, the 24 crosswires that support and cook your food. Other grid suppliers don't