KIRKEY RACING ALUMINUM SFI 39.2 CERTIFIED LATE MODEL SEAT KIT. Seat passes SFI 39.2 Certification. Legal to be used in Lucas Oil, World of Outlaws, and UMP series. Also legal at Eldora Speedway Six (6) sizes available, (14", 15", 15-1/2", 16", 17", 18"). Kit comes with black cloth cover. 18 degree layback. Designed to accommodate all head and neck restraints. Constructed from TIG welded .100" 5052 grade aluminum. Additional MIG welding adds strength. Contoured elongated bottom for added thigh and hip support. Optional leg restraints available, (part # 02100 & 02200). Rib and reinforced shoulder supports have extra 1/2" energy absorbing padding directly on seat. Unique shoulder support cover design allows extra 1" shoulder width adjustment. Vertical and lateral adjustable head restraint uses molded high density energy absorbing impact pads to eliminate upholstery on head restraint. Head restraint can also rotate down for additional peripheral vision. Billet aluminum connector brackets for easy head adjustment. Left side of head restraint angled and shortened to allow easy entry, exit. Lap and sub belt openings have molded rubber grommets to eliminate belt wear. Designed to accommodate all seat belt systems. Easily removable cover has additional 1/2" energy absorbing padding for extra comfort and protection. Rear Seat mount available, (part # 99208).