Arai Quantum-X Helmet Color:Aluminum Silver With the new Rock jacket

With the new Rock jacket

"Motorcycle luggage

pain-in-the-ass locks

While the silicone fingertips provide Spiderman-like grip at the levers

Formula 1 and more

Arai Quantum-X Helmet Color:Aluminum Silver With the new Rock jacketPurpose 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. There are a few design details that Arai