Gents, he was not only making the boobytraps but sold them to a UC. The manufacture of firearms for personal use is legal, but you can’t sell them, and you cannot make destructive devices, which these were.
Secondly, others in the group conspired to violate federal firearm laws. For petes sake, one put it on facebook, how dumb do you have to be? How hard do you have to work at it to get arrested.
They were buying AR’s five at a time and intentionally sold them to someone they knew couldn’t possess firearms. Sometimes criminals do buy their guns at a gun store.
Guys, its idiots like this that make all patriots and preppers look bad.
Sometimes there is no conspiracy from the .gov, sometimes it follows the old LE saying, we only catch the dumb ones.