ButlerBuilt Factory Advantage Aluminum Seat Kit - 18 in Wide - 20 Degree Layback - 1 in Taller - Black Velour Cover 23083 The runner length and tapered

The runner length and tapered cross section design will perform well for a wide range of engine combinations

A wide variety of tube diameters and port shapes are available

9/16-18 Right Hand Female Thread

875 x 15 x 1

ButlerBuilt Factory Advantage Aluminum Seat Kit - 18 in Wide - 20 Degree Layback - 1 in Taller - Black Velour Cover 23083 The runner length and taperedProduct Description: Seat and Cover Factory Advantage 18 in Wide 20 Degree Layback 1 in Taller Black Velour Cover Included Aluminum Natural Sold Individually Racers have chosen BUTLERBuilt Professional Seat Systems for their seating needs for over 20 years. BUTLERBuilt has always been proactive in their approach to seating issues. BUTLER Built works hard to stay abreast of any and all seat related issues since pioneering the first custom built