WHAT'S INCLUDED - Your MAi400-D or MABi400 4-Burner 32 inch outdoor built in or outdoor kitchen island grill has 2 grill grates (1x 300x450mm and 1x 350x450mm) and this set replaces all of these. Easy plug and play assembly for a seemless transition. COMPATIBILITY - Direct plug and play replacement for any Mont Alpi MAi400 or MABi400 44-inch 6-Burner grill. Since these are for the grill itself, any other modular attachment or configuration does not matter on your modular kitchen as long as you have an MAi400 model grill. STAINLESS STEEL CONSTRUCTION - These grates are made of 304 marine grade stainless steel, a high-quality material that is known for its durability & resistance to corrosion & rust that also adds sleek, modern, and stylish addition to your backyard or patio. High, consistent heat output are made possible by the stainless steel burners, allowing you to cook a variety of food and meals with ease. The stainless steel components also make the grill easy to clean and maintain. PRODUCT DIMENSIONS - 8mm thick solid stainless steel grids; 1 grate measures 300x450mm and 1 measures 350x450mm The MAi400-D 32-inch island gas grill arrives fully assembled and features 4 tubular stainless steel high efficiency burners with a rear height-adjustable ceramic infrared burner and a standalone side burner that produce a whopping 78,000 BTU’s of heat output. The grill also features a stainless steel warming rack, 8mm stainless steel cooking grids and a generous cooking area of 28-inches x 18-inches (792 square Inches of total cooking area).