ALPINESTARS SM5 Helmet - Rover - Gray/Yellow - Large 8303921-1592-LG Steel Front Sprocket 1" (25mm) Taller **

1" (25mm) Taller **

Remove Throttle-By-Wire Restrictions

Each backing plate is CNC-machined from forged aluminum

650 °F) [EU: 898

Strong billet aluminum design for use with Scorpion clutch when converting to a hydraulic clutch system (Scorpion clutch sold separately)

ALPINESTARS SM5 Helmet - Rover - Gray/Yellow - Large 8303921-1592-LG Steel Front Sprocket 1" (25mm) Taller **Lightweight outer shell is constructed from a technologically advanced impact resistant thermoplastic The inner and outer surfaces are engineered to minimize the effects of oblique impacts Multiple density inner liner to ensure the correct density in the correct area for enhanced impact absorption Patented visor release system insures the visor is released with the correct pre determined amount of force, irrespective of the angle of impact Maximized