ButlerBuilt E-Z SERT POUR-IN-PLACE Urethane kits are available in small, medium and large sizes. Specially designed to support lower back, pelvis and thighs. Creates a molded shape of your body that allows impact forces to spread equally over more area. Our kits include everything needed for complete pour including flame retardant upholstery.
Small size (BBP-2072-M) is enough for sprint car and most other seat applications. Use Medium or Large size for full-body seat inserts.