Robust black steel protection for added safety and durability

ensuring that the helmet meets rigorous safety requirements for reliable protection

Its compact size is achieved through the use of two outer shell sizes

Designed with an innovative dual antenna and two independent processors—one for Bluetooth and one for Adaptive Frame Networking—the 30K can connect to each processor simultaneously thanks to the new Multi-Operation feature

It features an AIR STREAM SYSTEM with 17 ventilation holes

HJC F100 REFF MC1 Casco Modular De Moto Size:XL Robust black steel protection forHJC F100 REFF Modular Motorcycle Helmet Carbon fiber outer shell: Provides a lighter and more comfortable helmet with greater impact resistance. ACS (Advanced Channeling) ventilation system: Full airflow from front to back with 2 inlets and 1 outlet that removes heat and humidity. HJ 45 visor prepared for Pinlock: With 99% UV protection and anti scratch treatment. Dark sun visor fitted as standard for more comfortable driving in the sun. Advanced