What is magnum .45?

The .45 ACP (Automatic Colt Pistol) cartridge is a popular ammunition used in firearms such as the Magnum .45. The Magnum .45 is a semi-automatic handgun designed by American firearms designer, John Moses Browning. It was originally produced by Colt's Manufacturing Company in 1911, and has since been produced by various manufacturers. The Magnum .45 is known for its stopping power, accuracy, and reliability, making it a popular choice for law enforcement and military personnel, as well as civilians for self-defense purposes. The cartridge itself is known for its large size and heavy weight, which gives it its high stopping power and effectiveness at close range.