Alpinestars Supertech R10 Acosta LE Helmet Size - Head Circumference (CM):XL (61-62) Reduces high speed turbulences by

Reduces high speed turbulences by 50%

The helmet created for MotoGP™ is now available to every rider

If your exhaust uses a spring

Download Instructions CRB1830

Alpinestars Supertech R10 Acosta LE Helmet Size - Head Circumference (CM):XL (61-62) Reduces high speed turbulences byAlpinestars Supertech R10 Acosta LE Helmet Developed over a decade, the Supertech R10 is Alpinestars most advanced race helmet, designed for ultimate protection, aerodynamic efficiency, and lightweight performance. Rigorously tested with MotoGP legends like Andrea Dovizioso, Jorge Martin, and Jack Miller, the S R10 delivers unparalleled safety, ventilation, and comfort. Included: 2 shields (clear and dark smoke), 2 interchangeable race and standard