Buy it at Ventura Munitions: Hornady .300 AAC 190gr Sub-X Subsonic We shoot Hornady .300 AAC 190gr Sub-X Subsonic ammunition from an AR15.com upper with a 8″ 1:7″ twist barrel into Clearballistics ballistic gel to measure velocity, penetration, expansion/fragmentation, and retained weight. Bare gel Penetration: 17.2″ Retained weight: 178.6gr, 187.5gr Max expansion: 0.598″, 0.767″ Min […]
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