Handgun Self-Defense Ammunition - Ballistic Testing Data - Glock 26 velocity 115 penetration
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Gun writer, Josh Wayner, reveals the results of his 9mm velocity trial. 9mm Velocity For my 9mm velocity test I would use only Glock pistols. gn: higher velocity so JHPs open more reliably. The heavier gr jhp offers more bullet mass for greater expansion with penetration.