Stilo ST6 FN Zero Carbon Racing Helmet - FIA8860 Size:55 The R-9241 works with wider

The R-9241 works with wider width side-mounting seats with a measurement at the side-mounting point of 440-427mm

including the mounting tabs - some welding required

The 6 mounting points include snap-in hardware (complete with eyebolts) for a simple installation

eliminating the heavy sliding-mechanism

these fade resistant pads feature a semi metallic resin bonded material construction

Stilo ST6 FN Zero Carbon Racing Helmet - FIA8860 Size:55 The R-9241 works with widerThe Stilo ST6 FN Zero is a top tier carbon helmet built to FIA 8860 2018 standards for pro level motorsport. Featuring a PURO technology carbon shell, it's ultra lightweight without clear coat for reduced fatigue and maximum strength. Its streamlined, sideport free design enhances aerodynamics, while the redesigned six vent system boosts airflow and cooling. A dual locking visor and anti fog treatment ensure clear vision under pressure. Compatible