Is A 40 Cal Bigger Than A 9mm? A Head-to-Head Comparison
Understanding the Foundations: Defining Caliber and Cartridge Components Before we get into the specifics, let’s establish some fundamental understanding. When we talk about “caliber,” we’re essentially referring to the diameter of the bullet. This is typically measured in either inches or millimeters. It’s also important to know what makes up the cartridge itself. Every cartridge, … Read more