I want to build a 6 creedmoor for elk hunting out to 500 yards. I want an 18in barrel and it will be suppressed. I am looking for suggestions for barrels. I am not sold on carbon fiber or steel or prefit or blank. I am looking at all options right now. Any suggestions would be awesome. Plan on using 108 eldm. I have a Weatherby Mark V short action donor or might get a 307 action. I am a Weatherby guy. Thanks