The hollow part of a tube or cylinder, especially of a gun barrel

Let's find possible answers to "The hollow part of a tube or cylinder, especially of a gun barrel" crossword clue. First of all, we will look for a few extra hints for this entry: The hollow part of a tube or cylinder, especially of a gun barrel. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.