This full metal jacket round is capable of firing in barrels labeled as 5.56x45mm NATO, .223 Rem, and .223 Wylde. On top of that, the projectile is the ideal weight for a wide range of barrel twist rates, 1-in-7, 1-in-9, and 1-in-8, are just a few examples of barrels that this round run accurately with.
*Product images are for illustrative purposes only and may differ from the actual product