The MOMO START racing seat is Hans compatible and approved by the FIA for quality and safety. The racing seat’s fiberglass shell is fully upholstered with no visible fiberglass on the back of the seat. Its black velour fabric is self-extinguishing for an additional measure of safety. The MOMO Start racing seat has fives seat belt openings to be paired perfectly with a set of MOMO racing harness restraints. The Start racing seat weighs in at just 17lb making it the lightest racing seat in MOMO's line up. A B C D E F G LBS Standard 22.4 22 20.5 34.6 15.7 15.6 19.7 18.3 Measurements in inches Additional Information: Series: Race Seats Halo/Non-Halo: Non-Halo Color: Black FIA Standard: FIA 8855-1999 Seat Belt Openings: 5 Mounting Points: 4 Weight: 17.8 Shell Material: Fiberglass Composite Mount Type: Side Mount TMI-MO-1070BLK