It's a 12 ga, Factory stock with 2 1/2 Drop at heel, choked .028 and ,028. It was .040 each and I took them down to I Mod to help my psychic and confidence.It was Sent to Aberchrombie and Fitch in 1880 and Engraved "The Trap Gun" bcause of the popularity of the Bogartus competitions and sport at the time