Originally Posted by DoC19K
So you say "no thinner than .800"? is the ID of the barrel or the OD? I have a phantom barrel that I'd like to get bored for freaks.
.800 OD, if you get much thinner, and put a .750 OD insert in and one good core sample you can have a C shaped barrel!
most barrels are 7/8" (.875 OD) and larger