Frontier Cartridge FR240 Military Grade Centerfire Rifle 5.56x45mm NATO 55 gr HP Match 20 Per Box

American made and military grade are the hallmarks of Frontier Cartridge. This line of ammo gives shooters the best of both worlds. It is configured for a wide range of shooters and applications, from target/match shooting to varmint hunting. Frontier Cartridge features brass cartridge cases and military grade boxer primers and propellant.