Welcome to the 556 Ammunition site, your source for 5.56×45 ammunition reviews and information. We’ll help you find the best 5.56 ammo for your AR rifle!
New Calibers Available at Ozark Ordnance (556Ammunition.com) – We would like to announce that Ozark Ordnance will be adding the following calibers to the website in the coming weeks. We are excited about bringing these calibers to the market! 9mm (New and Remanufactured) 10mm (New) .380 Auto (New and Remanufactured) .38 Special (New and Remanufactured) 40 S&W (New …View full post
CMMG Adds One More Caliber To New AR Pistol Line-Up Fayette, MO — CMMG has announced that it will add a 5.56mm version to its recently released line-up of AR pistols. Aside from the caliber, the most notable difference in this new Mk4 K AR Pistol in 5.56mm is that it features a 12.5-inch barrel, compared …View full post