This 1 oz Silver Bullion Bullet (.45 Caliber ACP) is purely decorative and has not been manufactured to be fired from a weapon. Each silver bullet is made from .999 pure silver and weighs one troy ounce. Though you can’t aim and fire this bullet from a gun, you can certainly use it to target some financial and investment goals. Bullet Highlights: Silver 1 oz 45 Caliber ACP Bullet. This silver product Contains 1 Troy oz of .999 fine silver. Replicated from a .45 Caliber Automatic Colt Pistol cartridge. The base is stamped with weight and purity.