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  1. General Firearm Discussion
    The lethality of the 5.56 NATO/223 Remington rifle cartridge has been a topic of heated debate since its adoption by the US military during the Vietnam War. When fired from a 20 inch barrel, the terminal performance of the 5.56 is quite impressive, however problems arise when a shorter barrel...
  2. General Firearm Discussion
    When it comes to the AR-15 semi-automatic rifle, there is no denying that the 223 Remington and 5.56x45mm NATO are the kings of the centerfire cartridges. As it is the standard issue ammo for the U.S. military and an incredibly potent varmint round, the 5.56/223 Rem is by far the most popular...
  3. General Firearm Discussion
    Judging by the popularity of the rounds in the US today, the 5.56 doesn't seem to have many worthy competitors. However, some believe the 5.7mm is a worthy opponent despite these cartridges being created for different purposes. When we compared the 5.56 vs 5.7, it was clear that each has its...
  4. General Firearm Discussion
    Many shooters will assert there is no difference between .223 Remington and 5.56x45mm NATO and that you can safely fire both from the same rifle. Others will contest that assertion, “The two ammo types are different!” But which one is right? Who is correct? Although the external dimensions of...
  5. General Firearm Discussion
    The 5.56mm NATO round has been the gold standard AR-15 cartridge for well over 60 years. It has been the ammo issued to our frontline soldiers for over a generation and has seen combat on 5 continents in the hands of the U.S. Military and our NATO allies. However, some shooters wanted more out...
  6. General Firearm Discussion
    Many shooters will assert there is no difference between .223 Remington and 5.56x45mm NATO and that you can safely fire both from the same rifle. Others will contest that assertion, “The two ammo types are different!” But which one is right? Who is correct? Although the external dimensions of...
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