The HANS Pro Ultra Lite is SFI 38.1 and FIA approved.The HANS 30 degree Pro Ultra Lite is manufactured in the USA by HANS a Simpson Company and specifically addresses laydown or high angle seating for Indy Car, USF2000, Pro Mazda, Indy Lights, F1 and other open cockpit racing. The Pro Ultra device applies aerospace grade carbon to achieve a 100+ gram weight saving compared to the regular Ultra. The Ultra Lite saves on weight and allows for easy entry and exit from the race car, even smaller tighter vehicles. The 100% carbon fiber construction features a hollow core for increased weight reduction without sacrificing strength. The sliding tethers offer exceptional visibility. Upgrade to the Pro Ultra Lite today. This version for Snell SA helmets includes two nutwashers for mounting HANS anchors to one helmet.