hjc 14009511 rpha 31 semi flat titanium 11 xxl mpn-ai49a13919its The three different shell sizes

The three different shell sizes and an advanced ventilation system

Integrated speaker pockets for Bluetooth communication

Center visor locking system for increased safety

Advanced Polycarbonate Shell: Lightweight

hjc 14009511 rpha 31 semi flat titanium 11 xxl mpn-ai49a13919its The three different shell sizesP. I. M. EVO Shell. Jet design with extended side protection for safety comparable to a full face helmet. Multi density EPS inner shell. HJ 39 visor with reinforced bottom edge and air deflector to minimize turbulence. Improved visor locking system for a watertight seal. Ergonomic interior with antibacterial fabric and full ACS ventilation system. Prepared for SMART HJC 2nd generation.