ARAI Quantum-X Helmet - Ray - Black - 2XL 0101-17352 Valve Cover Gasket 4" muffler housing with catalyzed

4" muffler housing with catalyzed compliant baffle core

Kits include hardened steel bushing

and incorporates race-derived technology and materials to give riders a crucial performance edge on the track

The Rock Solid low-profile mounting base adjusts to provide a custom fit on tubular or composite racks

Offering an increased response through the entire rev range

ARAI Quantum-X Helmet - Ray - Black - 2XL 0101-17352 Valve Cover Gasket 4" muffler housing with catalyzedRound oval shape, achieved by using an interior head liner that combines thicker front and rear pads with thinner side pads, is designed for riders whos heads are slightly wider rather than elongated Improved Glance Off Ability Variable Axis System (VAS) shield system lowers the pivot point by an average of 24 mm, making the shell surface area in the critical temple area much smoother and better able to reduce impact energy getting into the helmet