Best AR 15 Upper Receiver Assemblies You Should Own
By Ammoland
By Thomas Conroy
By just by pushing out two little pins, slapping on a new AR 15 upper receiver assembly, one gun can become many guns.
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As good as the 5.56 cartridge is, there are some things it just doesn’t do that well. Like delivering whomper-stomper hits on big, tough game animals like feral hogs. There are several different big bore cartridges out there designed to fit through an AR-15 magwell, and it seems like more are developed by creative wildcatters every year.
Some of the really popular big bore AR cartridges include .450 Bushmaster, .458 SOCOM and .50 Beowulf. All of them throw big fat bullets at relatively slow velocities, and are devastating at close range. If you want readily-available factory ammo, .450 Bushmaster might be the best bet. If you handload, .458 SOCOM probably gives you the most versatility, as it uses rifle bullets available in a wide range of weights and styles – as heavy as 600 grains if you …Read the Rest
Source:: AmmoLand
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