Winchester Repeating Arms

Engineered to maximize terminal ballistics as defined by FBI test protocol Defender ammunition provides maximum stopping power for the ultimate in personal defense. Winchester's innovative bonding process welds the jacket to lead core for improved penetration 1.5x expansion and the proven performance you rely on when the stakes are high. - Caliber: 9mm Luger - Bullet Type: Jacketed Hollow Point - Bullet Weight: 147 gr - Muzzle Velocity: 1030 fps - Muzzle Energy: 346 ft / lbs - Rounds Per Box: 20