Winchester Repeating Arms

Super-X ammunition has provided exceptional quality and outstanding performance for all types of hunters and shooters who rely on its time-proven dependability backed by legendary excellence. - Caliber: 300 Blackout - Bullet Weight: 200 gr - Bullet Type: Power-Point Subsonic - Muzzle Energy: 499 ft / lbs - Muzzle Velocity: 1060 fps - Rounds Per Box: 20