how to tell if my O is twist Damascus Archived Message Posted by tom miller miller on September 8, 2017, 2:17 pm Not sure what my barrel is> please help Message Thread: how to tell if my O is twist Damascus - tom miller miller September 8, 2017, 2:17 pm Re: how to tell if my O is twist Damascus - Drew Hause September 8, 2017, 2:34 pm   Searching