Features: -ATA rated. -Foam not included. -SKB also utilizes aluminum valance material for its strength and lightweight characteristics on all closures with a special slot for a custom fitted neoprene gasket that assists in sealing out moisture. SKB does all this valance bending in house to assure a perfect fit. -All riveting on SKB cases utilizes steel backing plates to prevent pulling through the plastic material. This is an SKB invention. This attention to detail is one of many factors that make SKB cases superior to all others. -Rack mount cases utilize aluminum rack frames and include specially designed rack clips and mounting screws for installation of equipment. The shock rack interior rack frame is a proprietary design with both front and rear rack rails and an exclusive shock-spring mechanism engineered by SKB. The shock spring concept originally came from a missile carrying case SKB built for the military. Product Type: -Shipping. Interior Material: -Empty. Loc