LITTLE KNOWN FACTS ABOUT COLT M4 MONOLITHIC.

This upper receiver traces its origins back again some 6 decades to guns Colt created to the SCAR (Distinctive Operations Forces Fight Assault Rifle) method of the U.S. Unique Operations Command (SOCOM). It truly is meant to obviate the necessity to get a independent several-rail handguard for mounting components, affording fantastic alignment of a