The AR is a rugged and reliable platform that has proved its capabilities on the battlefield for 50 years, but its 5.56x45 mm (.223 Rem.) chambering is considered to be on the smaller end of the power ...
When the 300 Blackout was introduced in 2010 ... the cartridge is fully compatible with AR15-style rifles. SAAMI lists the instrumental velocity of the 300 HAMR at 2450 with a 125-grain bullet out of ...
Survival World on MSNOpinion
300 Blackout vs. 5.56: Which One’s the Real Heavy Hitter?
At the end of the day, the 300 Blackout and the 5.56 NATO both serve their purposes well. The 300 Blackout is the real heavy ...
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