The 450 Bushmaster, 458 SOCOM, and 50 Beowulf are three big bore cartridges that add a lot of stopping power to the AR-15 rifle. Designed for shots within 250 yards or less (<150 yards for the Beowulf), these three rounds deliver crippling kinetic energy that can transform any AR-15 into a capable hog and deer hunting rifle.
Learn more in our latest Ammunition Guide at Ammo.com.