How much does barrel length matter? For the .45 ACP, it turns out that there’s not much difference across barrel lengths when using loads designed for use in commonly sized handguns.
The story behind the M1 Carbine is fascinating. And, while this column is about ammunition, it’s impossible to discuss the “carbine cartridge” without some gun history. In 1940, the U.S. Army was looking for a light rifle or carbine.
Caliber is a critical aspect of ammunition, but it is something that is also often misunderstood or misrepresented. As it relates to firearms, caliber by definition—according to Merriam-Webster—is either A: the diameter of a bullet or other projectile, or B: the diameter of the bore of a gun usually expressed in hundredths or thousandths of an inch and typically written as a decimal, such as .35 caliber.
Penetration is a critical aspect of terminal performance. As the great African professional hunter and gunwriter Finn Aagaard once wrote, “Killing power is a matter of biology, not math and physics, and is influenced almost totally by shot placement, accompanied by sufficient penetration.”