45 caliber pistol round. A Gyrojet is one piece though – unlike the bullet/shell combination of a standard round. Looks are where the similarities end. Conventional bullets are propelled down ...

45 ACP (Automatic Colt Pistol) cartridge ... After the transition to smokeless powder, it fired a 150-grain lead bullet at a muzzle velocity of 770 fps for a muzzle energy of 195 ft.- ...

An Odessa man was arrested early Christmas morning after a relative told police he fired a .45 caliber gun at him. According to an Odessa Police Department report, officers were dispatched to a shots ...