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300 Blackout AR Pistols

U.S. Arms Company manufactures top quality AR pistols such as the M4 UTAW Champion 300 Blackout AR Pistol. The AR pistol 300 blackout specification features a wider chambering with the same cutting-edge technology from our M4 UTAW Champion Series weapons.

We also offer the M4 UTAW Champion 5.56 / .223 AR Pistol for those seeking a different caliber option. Explore our range and customization of the best AR-15 pistols on the market, including four different Cerakote finishes to upgrade your weapon’s durability and aesthetic.