Hornady Black 308 Winchester 155gr A-Max Rifle Ammo – 20 Rounds – Hornady Black ammunition features versatile loads optimized for excellent performance. 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.