This is excellent ammo for practice recreational shooters serious competitive handgun shooting sports Bullseye competitors shooting action pistol shooting matches and silhouette shooters. Also a excellent home defense round. – Caliber: 32 Automatic Colt Pistol – Bullet Type: Full Metal Jacket – Bullet Weight: 73 gr – Muzzle Energy: 128 ft / lbs – Muzzle Velocity: 900 fps – Rounds Per Box: 50