“When will the ATF get around to banning your everyday Pump Shotgun.A weapon like the Remington 870.I’m sure they’ll get around to banning any weapon that can load 3 rounds or more.”
Screw on an extended mag tube and voila, it falls under the definition from the article.
An extended mag tube is only practical on a long-barreled shotgun. They claim their objective is to ban tactical shotguns. Why would anyone choose a long-barreled shotgun as a tactical weapon?