The RPA racing seat bracket set is made with high-tensile 3/16" thick steel and finished with a black powdercoated surface. Basic bolt-in application. Extra material is provided for direct seat or side mount applications where eliminating sliders is preferred. These brackets are built to accept sliders from most major seat manufacturers such as Bride, Cobra, Takata, Corbeau, Recaro, Sparco, Status, etc. Priced per PAIR of brackets.