The Thompson Center Encore is a break-action firearm frame built to accept interchangeable barrels across multiple calibers, sold here as the Pro Hunter frame configuration. The frame finish is black with stainless barrel hardware, and the bare frame weighs 3 lbs. It operates as a single-round, break-open action, with the barrel loaded and unloaded by hinging the action open at the frame. 
 

Key Specifications 

• Brand: Thompson Center Arms, LLC 
• Model: Encore 
• Action: Break Action 
• Capacity: 1 
• Weight: 3 lbs 
• Finish: Black / Stainless 
• MPN: 1880R 
• SKU: 179904 
   

Detailed Features 

• Break-open action frame designed to accept interchangeable Encore barrels across calibers 
• Black frame finish paired with stainless barrel hardware in the Pro Hunter configuration 
• Single-round capacity break-action mechanism, loaded one round at a time 
• Compact 3 lb frame weight measured before a barrel is attached 
• Frame-only listing: barrel is sold and fitted separately per caliber

The Thompson Center Encore has a long track record as a switch-barrel platform, and owners consistently point to that flexibility as the main draw: buy one frame, then add barrels in different calibers instead of buying a complete new firearm each time. The break-open action gets praised for being simple to operate and easy to keep clean since the barrel comes off entirely.

Fit between frame and barrel is a common discussion point. Most owners find the lockup tight and consistent, though a used frame paired with a barrel from a different source can sometimes need minor fitting to lock up properly. The exposed break-action design means there is little to go wrong mechanically compared to a semi-automatic action.

Weight and balance opinions vary by which barrel is mounted, since the frame alone is fairly light. Hunters who build out a Pro Hunter setup for multiple seasons like that they can carry one frame and swap barrels rather than hauling separate rifles for each caliber they hunt.