Divide & Conquer Cooking Rack for Series I and IIThe clever and revolutionary Divide & Conquer Flexible Cooking System replaces the ordinary grill grate to provide multiple surfaces for cooking versatility. By using a half rack design concept, the halving of all components allow for multi level flexibility and multi surface versatility, allowing you to cook various foods at various temperatures. The two piece cooking grids and the multi level rack give you three big advantages over a standard grill