Move your driver seat back 2” and add extra leg room with these seat extender brackets based on an original factory option. The steel brackets are approximately 3/16” thick for superior strength and rigidity. Installation is made easy with properly located & pre-drilled mounting holes as well as studs for seat tracks. Note: One pair does one seat. $60 PLUS SHIPPING Check out my Website for 100's of Buick GS, GSX ,Skylark & Riviera Used Restoration Parts! WWW.BUICKGSPARTS.COM