The 5.56 55GR FMJ Ammunition from AAC delivers superior performance when you need it most. The projectile is developed with & is manufactured by Hornady. Designed for use in a variety of applications and manufactured through AAC's advanced research, design, and engineering process with state-of-the-art, quality machines, and materials. Rigorously refined by AAC through multiple quality control checkpoints from conception to production. AAC Components make projectiles for the shooter who values attention to detail, quality, and advanced reliability. Accurate and reliable.250 Rounds of AAC 5.56 NATO 55gr Ammo in an AAC Blue 30 Cal Ammo Can.American Made in beautiful Columbia, SC.