<p>Aluminum Oxide Material ,corrosiveness resistance ,Oxidation resistance its all ACH, MICH, PASGT and Lightweight Marine Helmets </p><p></p><p>With 3-hole pattern Ideal for replacing the original helmet "hook and strap" mounting system </p><p>Can be used for mounting night vision devices (requires night vision mounting arm and NVG goggles)</p><p> </p><p>Color: Black ,Gold,Gray</p><p> </p><p>Package including ( 1 set of mounting system )</p><p>1 * Vas shroud</p><p>3 * 10mm bolt</p><p>3 *  nuts</p>