COMPOSITE DOWNFORCE BUMPER WITH BODY POSTS341204 Composite Downforce Bumper with Body Posts Features adjustable body stops Limits body movement under load Improves high speed stability Increases precision The front lower bumper features extra body stops to limit the body movement, especially in high speed corners. It features body mount positions to fit all popular racing bodies. Made from high quality, special composite material to withstand hard impacts. Downforce deflectors increase