5.56 NATO
AR-15 · Caliber
5.56 NATO
The standard AR-15 cartridge. Training, patrol, and general-purpose rifles — cheap to feed, easy to support. Designed, machined, and assembled in Alexandria, Minnesota. Lifetime warranty.
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Role
Duty and training
The cartridge agencies and ranges already stock. Carbines, pistols, and SBRs built around it. |
Chamber
5.56 NATO
Cut for 5.56 pressure. .223 Rem will fire; 5.56 is what these barrels are meant to run for volume work. |
Mags / ammo
Everywhere
Standard AR-15 magazines and a 5.56 bolt. Easiest caliber on this site to feed and replace parts for. |
APF builds
Ragnar, Carbine, Fury, Pistol
Complete rifles, SBRs, pistols, and uppers. In-house. Lifetime warranty. LE lineup also in 5.56. |
Pistol 2.0™ · Law enforcement · All AR-15 calibers · Caliber guide
