I would love to give Black a go, but the modern thinking is, you're better off with a N.F.B to make it regulate, and no Black at my gunshops.

After devouring everything I can find regarding damascus bbl double rifles, including the collective wisdom of NE.com, I fell I'm proceeding as safely as possible - with one exception - I might have rung my chambers. There is a distinct ring at the end of the both chambers.