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CMMG Radial Delayed Blowback

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I brief description of our Patent Pending Radial Delayed Blowback operating system.

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3 COMMENTS

  1. Hey Guys, great idea of ressurecting of the dealyed blowback concept. I really wonder how this radial delayed stack with standard 5.56 ammo? That can make very clean, simply and less weight system in AR platform, compare to piston/DI/Short stroke.

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