Barrel Break-In (or how to shorten a barrel's useful life)

[Kikn]

http://riflebarrels.com/articles/barrel_...ouling.htm

That is what I was referencing in my post above. Although I think what I read was a different article of publication the same holds true. Clean out the copper and leave the carbon behind. If you clean out the carbon and the copper you must break in the barrel again cleaning out the copper and leaving the carbon behind..