.300 Blackout vs. 9x39mm: Russia’s Subsonic Brute [Modern Intermediate Calibers 026.1]

By Nathaniel F

Today’s Modern Intermediate Calibers will handle something a little different. While virtually all rounds we have looked at so far were designed primarily for supersonic use, today we will be taking a gander at the Russian 9x39mm round – a dedicated suppressed caliber designed exclusively for the subsonic flight regime, with no supersonic option (yet) […]

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The post .300 Blackout vs. 9x39mm: Russia’s Subsonic Brute [Modern Intermediate Calibers 026.1] appeared first on The Firearm Blog.

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