ICON Airform™ Motorcycle Helmet - Manik'RR - MIPS® - Purple - XL 0101-16974 Er 6 N - F 2005/2011 The manifold and silencers are

The manifold and silencers are made of 304 stainless steel

The cone shape has a diameter of 2

Power and torque increases throughout the range and a weight savings over the standard stock system all add to improved performance

Italian made with high-grade welding

and muffler outer sleeve

ICON Airform™ Motorcycle Helmet - Manik'RR - MIPS® - Purple - XL 0101-16974 Er 6 N - F 2005/2011 The manifold and silencers areContinuous venting system Internal airflow geometry Fog free ICON Optics Shield with Rapid Release System Sculpted neck roll Injection molded polycarbonate shell for strength Prolock positive shield locking system Internal Dropshield with exterior switch Removable molded breath deflector The Dropshield visor must only be used while the main face shield is in the fully closed position Removable Hydradry 3 piece moisture wicking liner Internal speaker