Hornady black ammunition features versatile loads optimized for excellent performance from america's favorite guns.Loaded with legendary hornady bullets, hornady black ammunition is designed to fit, feed and function in a variety of platforms.Direct impingement, gas piston, suppressed, unsuppressed, inertia, bolt, pump, supersonic, subsonic, rifle, mid-length, carbine or pistol hornady black ammunition delivers superior performance for a variety of applications.Caliber: 5.56x45mm NATOBullet Type: Full Metal Jacket (FMJ)Bullet Weight: 62 grMuzzle Energy: 1289 ft lbsMuzzle Velocity: 3060 fpsRounds Per Box: 20Boxes Per Case: 10Application: Hunting,TargetCasing Material: BrassHazair: Yes