Enables attachment of FA556K or FA556-212 suppressors to Colt Commando, M4, M16, HK416, or any 5.56mm (.223 cal.) semi-auto, bolt-action, or assault rifle with Mil-Spec ½"-28 muzzle threads. Replaces original flash hider/compensator; this adapter functions as a high-performance flash hider when the suppressor is removed.

ITAR Notice
Export of the commodities described herein is strictly prohibited without a valid export license issued by the U.S. Department of State, Office of Defense Trade Controls, prescribed in the International Traffic in Arms Regulation (ITAR), Title 22, Code of Federal Regulations, Parts 120-130.

• Provides rock-solid suppressor attachment in seconds without tools
• Precise tolerances provide minimal and consistent zero shift regardless of number of attach/detach cycles
• Acts as flash hider/compensator when suppressor is removed
• High resistance to heat and gas/particle erosion
• Installation requires no permanent modifications for M4, M16, AR15 type weapons with Mil-Spec _-28 muzzle threads.