Description The M4 / M16 Birdcage threaded muzzle break for the BigShot Assault™ and Str8Shot™ barrel systems are the favorite military style muzzle break in the LAPCO Threaded Muzzle Break collection. It will give your marker the full U.S. military M4/M16 battle rifle look and will not reduce the great performance from your LAPCO barrel. Will also fit barrels with 7/8-20 threads on the Nose like Tiberius barrels. Note: This muzzle brake is included with all LAPCO BigShot Assault™ and Str8Shot™ barrels.
