ALPINESTARS Supertech M10 Helmet - Ampress - MIPS® - Matte Black/White - 2XL 8300823-1121-2X Speed Signal Converter mechanical water pump seal where

mechanical water pump seal where applicable

long-lasting power to the Alpinestars Heat Tech System

enhanced comfort and a softer feel against the skin

Failure to do so may result in serious injury

Screw-in caps are sold separately (use '84-E'96 style)

ALPINESTARS Supertech M10 Helmet - Ampress - MIPS® - Matte Black/White - 2XL 8300823-1121-2X Speed Signal Converter mechanical water pump seal whereThe S M10's design offers a smooth, attractive, aerodynamic profile which is streamlined and free of any external channels and features that might act as a load point in an impact or compromise the overall integrity of the helmet's construction Surface curvature promotes reduced friction on impact, allowing deflection and transfer of energy to protect the rider's head from direct force to the skull and referred to the neck and spinal column The S M10