I have a Browning B-80 semi-auto 20 gauge shotgun. It is a 27 inch barrel. Super clean gun for almost 40 years old. Super light gun as well. I have all 3 of the choke tubes for it as well and the original tool. It is the special steel 20 gauge with 3 inch magnum invector. Price is $750 OBO with pickup in Dodge City only. If you have questions call or text me at 701-400-279one