Thompson Center 6206 12 Ga. Turkey Barrel fits TC Encore Pro Hunter 24" Camo- Thompson Center Encore 12 ga. turkey hunting barrel barrel fits Thompson Center Arms Encore, Pro Hunter and Endeavor frames. 24" camo 12 ga. barrel with 3" chamber and screw-in removable turkey choke tube. Drilled and tapped for scope base (must use special 12ga scope base Part # 127-819). Comes with fiber optic adjustable sights. Uses Encore or Pro Hunter 12 ga. shotgun forend. - Choke Tubes: This barrel comes with one (1) screw-in "turkey" choke tube. It's an industry standard Win-Choke or Invector type thread. So, you can purchase other choke tubes to use with this barrel.