CMMG has never been afraid of doing unusual things with the AR platform. They created the Mutant, an AR that uses AK magazines. They designed the radial delayed blowback system that tames recoil in a simple way. Now, they have created the first civilian firearm to chamber the 4.6x30mm cartridge and the first AR that chambers the round. CMMG’s new FourSix joins CMMG’s Banshee lineup, but doesn’t use the radial delayed blowback system.
Instead, the FourSix is a direct impingement gun with CMMG’s own micro length gas system and their new micro gas block.
Continue reading Gun Review: CMMG FourSix AR Pistol at The Truth About Guns.
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