The.38 Super, also known as.38 Super Auto,.38 Super Automatic,.38 Super Automatic +P,.38 Super +P, or 9×23mmSR, is a pistol cartridge that fires a 0.356-inch-diameter bullet. It was introduced in the
The.45 ACP, also known as.45 Auto,.45 Automatic, or 11.43×23mm is a rimless straight-walled handgun cartridge designed by John Moses Browning in 1904, for use in his prototype Colt semi-automatic pist
.38 Super
…cartridge with a flat trajectory, good accuracy and relatively high muzzle energy; most loadings have greater muzzle energy than many factory-loaded .45 ACP loadings. 115 Gr (7.5 g) full metal jacket: 1,405 feet per second (428 m/s…
.45 ACP cartridge full metal jacket
Cross-sectional diagram of U.S. Army .45 ACP ball cartridge for the Model 1911 pistol, with dimensions in inches
Colt Model 1905 pistol
11.43x23 mm Automatic Colt Pistol Mod. 1911 (Peters Cartridge Co, USA)