RE: Barrel break-in...fact or fiction???
[link]http://www.browning.com/faq/detail.asp?ID=112[/link] you can start here or do a search for more.. this same procedure is on the winchester site, maybe others
I would read this first though [link]http://forum.hunting.net/asppg/tm.asp?m=854440&mpage=4[/link]