5.45×39, 5.56, 300 Blackout, & 7.62×39 Penetration Tests: Water Jug, Car Door, Steel Plates, & Cement Blocks! How did they do?

     Everybody and their grandmother these days loves a good video on Testing different calibers penetrating abilities on everything from car doors to watermelons. Me included. So I wanted to share a video I watched on barrier penetration of different calibers in the AR platform. Only one problem with the test… The guy uses different lengths of barrels and different […]

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