The Extra Racks are designed to double the cooking area of the Bradley Smoker by inverting the racks, and setting them on top of the existing racks. Great for the production of fish fillets, sausage, or other foods that demand a large cooking surface. The non-stick surface Jerky Racks have a smaller mesh opening that are ideal for cooking smaller items like beef jerky, oysters, almonds, vegetables and sausages. Great for beef jerky, oysters, almonds, vegetables and sausages. Set of 4. 13.75" (15" wide with handles) x 11.25" x 1".