Tag Archives: XM556

Empty Shell XM556 Microgun Project

Posted on Saturday, 30 July, 2016 by twobirdsflyingpub

The XM556 Microgun was designed and engineered around the 5.56mm NATO cartridge. This defensive suppression weapon is significantly smaller and lighter than it’s big brother the M134. It was meant to stand in place of anywhere high suppressive fire wanted … Continue reading →

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