This is a Winchester Super X1 Trap gun. It is 12 guage. It has a wider ventilated rib, dual beads, 30" and is choked "Improved/Modified Trap" Gun shows bluing loss on reciever and minor loss on the barrel. Wood has gorgeous grain and minor handling marks. This is the last of the machined Winchesters. This is not a "stamped" gun. It is machined and hand fitted. Check the web. It is called the "Best Automatic Shotgun Ever Made". If it was perfect it would be $750-$800. Buy and shoot it as is or fix it up and have a beauty. Price is $495 OBO Either email or call REDACTED Thank you.