Posted February 21, 2017 10:05 am by Comments

By Nathaniel F

Today on Modern PDW Calibers we’re going to look at what might seem like a humdrum round, but which represents an important performance band for the modern personal defense weapon. That round is the 5.56x30mm MARS, a purpose built “micro assault rifle” cartridge from Colt designed to fill a similar niche to the WWII-era .30 […]

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The post Modern Personal Defense Weapon Calibers 005: The 5.56x30mm MARS appeared first on The Firearm Blog.

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Source:: The Firearm Blog

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