Fortunately , some of my comrades are helping swing these number up by selling thousands of "gun factories"
which make it impossible to really know how many unserialized AR15s are in texas and worldwide.
Great company and people(and they sometimes depend upon bitcoin because constantly have merchant processing problems) -
https://ghostgunner.net/ https://defdist.org/Will the cops bother you if you use these lowers in a public shooting range? I understand it is legal to make your firearms as long as you don't sell them, but I've always wondered what the practical issues are related to possessing a gun with no serial number.