ALPINESTARS SM5 Helmet - Rayon - Black/White/Orange - XL 8304121-1242-XL Fi2000R O² Standard Model Fuel Processor Throttle by Wire Adjustments

Throttle by Wire Adjustments

offers the best performance and sound quality available in a 3-inch diameter muffler body Tips can be mounted in one of three positions

Durable 300D polyester chassis

Piston rings are compatible with OEM pistons

ALPINESTARS SM5 Helmet - Rayon - Black/White/Orange - XL 8304121-1242-XL Fi2000R O² Standard Model Fuel Processor Throttle by Wire AdjustmentsLightweight outer shell is constructed from a technologically advanced impact resistant thermoplastic in two sizes 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