What are the under lugs on a barrel and what are they for?
The under lugs are metal tenons that fit into dovetails on the bottom of the barrel and extend down into the stock, where pins pass through them to help hold the barrel in the stock.
The under lugs are metal tenons that fit into dovetails on the bottom of the barrel and extend down into the stock, where pins pass through them to help hold the barrel in the stock.