encore barrel, 12 gauge, 24, tca's shotgun barrels are interchangeable by use of a removable barrel and frame. They are drilled and tapped for scope mounts. feb 17, 2024 · the thompson center encore system offers a wide range of interchangeable barrels. It is estimated that there are over 90 different barrels available. feb 17, 2024 · are all thompson center contender barrels interchangeable? Yes, all thompson center contender barrels are interchangeable within their respective frame.
