ALPINESTARS Supertech R10 Element Helmet - Carbon/Red/White Options:Element - Carbon/Red/White - 2XL | 0101-16992 | 8200324-1363-XXL Aircraft-grade aluminum extension for lightweight

Aircraft-grade aluminum extension for lightweight strength

Secure mounting using hook-and-loop straps and tension buckles

Works with Shock & Awe Engine starter kit part # 2040-2292

Comes with rubber bumper

ALPINESTARS Supertech R10 Element Helmet - Carbon/Red/White Options:Element - Carbon/Red/White - 2XL | 0101-16992 | 8200324-1363-XXL Aircraft-grade aluminum extension for lightweightFeatures Outer Shell Utilizes molding technology with a multi composite combination featuring a 3K high density carbon outer layer, a uni directional carbon composite layer, an aramid fiber layer, and a fiberglass one 3K high density carbon outer layer provides strength and efficiency of energy dissipation over the shell Layered composite combination created by bonding everything together with an epoxy resin already applied on the pre preg fiber,