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300 blackout
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  1. General Rifle Discussion
    In 2010, Advanced Armament Corporation developed the .300 AAC Blackout in conjunction with Remington Defense, with the intention of offering a .30 caliber cartridge with better performance than the 5.56mm ammunition currently in use. Replacing the 5.56 NATO cartridge is an idea that has been...
1-1 of 3 Results