knuckle for enhanced protection against repeated impacts

perfect for a lightweight

featuring a secure ratchet closure and reinforced inner knees for superior bike grip

and mid-height design for comfort

flexible support

s m7 cast helmet ece06 red yellow fluo blue glossy Type_Pants knuckle for enhanced protection againstThe S M7 Helmet is engineered for off road racing, and is optimized to offer the perfect blend of superior ventilation and comfort in a lightweight helmet, while its supremely aerodynamic composite shell delivers exceptional impact protection. In addition to Alpinestars' patented A Head Fitment and Visor Detaching Systems, the S M7 is equipped with innovative PLASMA technology at the lower side of the shell edge for optimum energy dissipation in case