HELPING THE OTHERS REALIZE THE ADVANTAGES OF COLT M4 MAGPUL

Due to the quick barrel, the CAR-fifteen SMGs endured from a loud and bright muzzle blast, and a number of muzzle units were created to reduce this. The SMGs were originally fitted with the common M16 rifle's "duckbill" or 3-prong flash hiders, which didn't reduce the trouble. In September 1966, Colt made a three.five-inch (89 mm) long moderator t