FASCINATION ABOUT COLT 6940 VS 6920

the 6940 piston rilfe was essentially a dud.  For my part, It's not at all truly worth repairing.  A couple of blew a maintain wide open up while in the receiver.  It was a good suggestion, that was not properly examined, and in no way took off.Good news, MK18 upper arrived nowadays from Principal Arms.  Appears great.  I choose to finalize th