EVERYTHING ABOUT COLT 16 INCH UPPER

Notice:  The Colt 6940 family of rifles are proprietary made, with couple person serviceable parts.  Specific tools are required to eliminate the barrel nut and barrel.  The gas system is unique and not built to be replaced with mil-spec parts. If any FFL inside the chain has transferred a reduced for a rifle at any stage, it is a rifle. Obtain