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: 17 Winchester Super Magnum - Bullet Type: Jacketed Hollow Point - Bullet Weight: 25 gr - Muzzle Velocity: 2600 fps - Muzzle Energy: 375 ft / lbs - Rounds Per Box: 50