Malone's Raised Railing Mounted Car Racks offer a sturdy alternative for transporting kayaks, canoes, bikes, roof mounted cargo boxes and other long, lightweight items. The Malone Raised Railing Mounted Car Racks sit on top of, and clamp around, your raised railings. The aero shape Malone Raised Railing Racks are available in 2 sizes: 50" and 55". The rectangle shape racks are available in 2 sizes: 50" and 58". Both styles are rated to carry the maximum weight rating of your factory installed raised railings. Locks and Keys are included with all Malone Raised Railing Mounted Car Racks.