The 2-Minute Rule for 300 AAC Blackout 220GR Colt National Match® Subsonic HPBT 20rds
Most often the spherical will work decently in an extended barrel but not accomplish adequately outside of a 3″ barrel. Which compound The complete speed vs pounds and expansion difficulty that you just pointed out.These are generally two distinct rounds that aren't interchangeable. You'll be able to discover a ton more details on the distinction