Arai Concept-X Number White Helmet Size:S (55-56 cm) Chest pad compartment designed to

Chest pad compartment designed to take the CE-certified Nucleon chest pads (sold separately)

Developed by Akrapovic engineers to give Yamaha YZF-R1 racers and teams the ultimate in exhaust performance from their machines

It is also equipped with RIDEKNIT® inserts on the back yoke

Medial side entry opening/closure system features elastic-mounted zipper with wide Velcro closure for flexibility and secure fit

Arai Concept-X Speedblock Yellow (Matt) Helmet

Arai Concept-X Number White Helmet Size:S (55-56 cm) Chest pad compartment designed toArai Concept X Number White Helmet The 1980s. Naked motorcycles. An attitude that made you feel different from everybody else. Introducing the Concept X. Recalling the simple yet aggressive style of that era, this helmet came from the heart of Arai R&D. They loved the looks, but that was about it. Now, the Arai techs want old school cool, to fit their style and motorcycle, but they want cool with modern Arai performance. Concept X's brute simplicity