FASCINATION ABOUT COLT 6943 VS 6945

Note:  The Colt 6940 family members of rifles are proprietary intended, with number of user serviceable parts.  Unique equipment are needed to eliminate the barrel nut and barrel.  The gasoline technique is exclusive rather than created to get replaced with mil-spec parts. Perfectly, you can find 2 variants of the 6940P, as well as 1 I had, I'm