Derived from Alpinestars involvement in top-level racing

the Bionic Rib Support provides low-profile

Kevlar® reinforced zones

This linerless design is optimized for use with knee braces and includes an SX1 auto-lock magnetic buckle for secure

which includes the Tech-Air® Race

supertech r10 arius race spoiler black silver yellow fluo glossy Size:One Size Derived from Alpinestars involvement inOfficial replacement race spoiler for the Supertech R10 helmet, engineered to optimize aerodynamic stability and downforce at racing speeds. Precision manufactured to factory specifications, this genuine Alpinestars component maintains the helmet's proven wind management performance. Features Arius colorway design for seamless visual integration with Supertech R10 Team Helmets.