What are the dimensions of a 45 ACP?

.45 ACP Case type Rimless, straight Bullet diameter .452 in (11.5 mm) Neck diameter .473 in (12.0 mm) Base diameter .476 in (12.1 mm)

What is the rifling size of a 45 automatic?

All sizes are in millimeters (mm). SAAMI specifications for 45 Automatic. All dimensions are in inches (millimeter) The common rifling twist rate for this cartridge is 1 in 16 in (406 mm), 6 grooves, Ø lands = .442″ (11.23 mm), Ø grooves = 45″ (11.43 mm), land width = .147″ (3.73 mm) and the primer type is large pistol.

Why are 45 ACP pistols so hard to adopt?

Adoption. While high capacity firearms are available in .45 ACP, the greater length and diameter of the .45 ACP means that the grip of the pistol must be longer and wider than the grip of a comparable pistol of a smaller caliber; this increase in grip size can make the pistol difficult to use for shooters with smaller hands.

Where can I find media related to 45 ACP?

Wikimedia Commons has media related to .45 ACP. Ballistics By The Inch 45ACP results. Projector, 2½-inch Mk. II “Northover”

What is a subcompact 45 ACP handgun?

The Definition… Now we have to lay down some markers, because subcompact 45 ACP is a vague term. So a 3.5 inch barrel or less and a total length of 7 inches allows for a variety of options. Any less and the choice would be dismal, excluding Officer sized 1911s. So that’s our definition of a subcompact handgun for this class. If you were wondering…

Is 45 ACP a supersonic round?

Because standard pressure and load .45 ACP rounds fired from handguns or short barreled submachine guns are inherently subsonic, it is one of the most powerful pistol calibers available for use in suppressed weapons since subsonic rounds are quieter than supersonic rounds.