F Fritzcat Sergeant Full Member Minuteman Oct 6, 2007 114 0 Texas Tyler Nov 9, 2009 #1 Nov 9, 2009 #1 How accurate is a Polygonal Barrel in a 300 whisper 10.5" barrel, sub-sonic and suppressed. What is the advantage?
How accurate is a Polygonal Barrel in a 300 whisper 10.5" barrel, sub-sonic and suppressed. What is the advantage?
