A SIMPLE KEY FOR COLT 16 INCH UPPER UNVEILED

TFB continues to be equipped to obtain some pictures on the upper in private hands, from the owner who ordered it in a modern gun present.Nicely, there is 2 variants from the 6940P, and also the just one I had, I am %99 sure the rings over the piston have been identical to the rings around the bolt. I suggest I can be wrong, but IIRC mine was the l