Arai Quantum-X Solid Full Face Motorcycle Helmet Size:XL Speed and Strength SS510 Half

Speed and Strength SS510 Half Helmet

D30® Ankle Inserts

Honeycomb frame maintains the shape of the bag even when empty

Includes Dark Smoke Dropshield™

ensuring optimal impact resistance

Arai Quantum-X Solid Full Face Motorcycle Helmet Size:XL Speed and Strength SS510 HalfPurpose built for the street. A new benchmark in comfort, quiet, stability, and ventilation. Arai applied the same tireless 24 7 focus devoted to our race helmets to designing it, refining and adapting proven concepts to a new purpose. On the rounder end of the head shape spectrum, the Quantum series has always been the "go to" helmet of choice. The new Quantum X brings that shape back in a feature rich package. Features Round oval shape, achieved by