They make pretty decent silencers when affixed to the muzzle of a gun, and suddenly become an NFA item.
I know a guy with a diesel repair shop who bought a “suspicious” number of filters off Amazon at once. A couple suits showed up at his door asking about them. We totally live in a surveillance state, and Amazon feeds your purchase history into it.
I know a guy with a diesel repair shop who bought a “suspicious” number of filters off Amazon at once. A couple suits showed up at his door asking about them. We totally live in a surveillance state, and Amazon feeds your purchase history into it.