Hornady 223 Remington 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. Made in the USA. Product Features High Quality Cases, Primers and Propellant Versatile Hornady bullet options Optimized performance from various platforms Product Specifications Caliber: 223 Remington Bullet Weight: 62 gr Bullet Type: FMJ Muzzle Velocity: 3100 fps Muzzle Energy: 1323 ft-lbs Quantity: 20 Rounds per box