FAST PARARESCUE JUMP MILITARY HELMET with the OCC-the DIAL adjustable headband (OPS-CORE consists of a patented technology, a knob to adjust the helmet tightness), the OCC-the DIAL mechanics to optimize the design through the knob to adjust the way, just need to gently twist knob, you can head space to tighten, so that the stability of the helmet to the extreme, so that users do not feel to wear a helmet when loose sense on both sides of wearing a design can pickup drop COMTAC / SORDIN noise communication headset is placed inside the helmet, eliminating the trouble of each helmet need to wear headphones to wear helmets.
L/XL = 58-61CM
