4 mm caliber - AbsoluteAstronomy.com

This article lists firearm

Firearm

A firearm is a weapon that launches one, or many, projectile at high velocity through confined burning of a propellant. This subsonic burning process is technically known as deflagration, as opposed to supersonic combustion known as a detonation. In older firearms, the propellant was typically...

cartridges which have a bullet in the .172 in / 4.5mm caliber

Caliber

In guns including firearms, caliber or calibre is the approximate internal diameter of the barrel in relation to the diameter of the projectile used in it....

range.

Length refers to the cartridge case length.
OAL refers to the overall length of the cartridge.

All measurements are in mm (in).

Rimfire cartridges

Name	Bullet	Length	Rim	Base	Shoulder	Neck	OAL
.17 Mach 2 .17 HM2 The .17 Hornady Mach 2, or .17 HM2, is a rimfire cartridge introduced in 2004 by the ammunition manufacturer Hornady, following the successful launch in 2002 of the .17 HMR...	4.368 (.172)	18.14 (.714)	6.99 (.275)	5.74 (.226)	5.74 (.226)	4.57 (.180)	25.4 (1.0)
.17 HMR .17 HMR .17 Hornady Magnum Rimfire, commonly known as the .17 HMR, is a rimfire rifle cartridge developed by the ammunition company Hornady in 2002. It descended from the .22 Magnum by necking down the .22 Magnum case to take a .17 caliber bullet, and it is more costly to shoot than traditional .22...	4.368 (.172)	26.87 (1.058)	6.99 (.275)	5.74 (.226)	5.74 (.226)	4.57 (.180)	34.26 (1.349)

Pistol cartridges

Name	Bullet	Length	Rim	Base	Shoulder	Neck	OAL
4.25mm Liliput 4.25mm Liliput The 4.25mm Liliput is a centerfire cartridge originally produced in Austria for self-loading pocket pistols made by Erika before World War I. In 1920 the Liliput pistol was designed by August Menz of Suhl to use the cartridge. The cartridge became best known by the Liliput name used on German...	4.242 (.167)	10.41 (.410)	5.029 (.198)	5.029 (.198)	N/A	5.029 (.198)	14.22 (.560)
4.6×30mm HK	4.496 (.177)	36.07 (1.420)	8.63 (.340)
8.13 (.320)	5.08 (.200)

Revolver cartridges

Name	Bullet	Length	Rim	Base	Shoulder	Neck	OAL
.17 Bumble Bee	4.368 (.172)	23.37 (.920)	10.36 (.408)	8.890 (.350)	8.636 (.340)	4.547 (.197)

Rifle cartridges

Name	Bullet	Length	Rim	Base	Shoulder	Neck	OAL
.17 Remington Fireball .17 Remington Fireball The .17 Remington Fireball was created in 2007 by Remington Arms Company as a response to the popular wildcat round, the .17 Mach IV. Factory loads drive a 20 grain bullet around 4,000 ft/s . Velocity is close to the .17 Remington but with significantly less powder, and therefore less heat and...	4.368 (.172)	36.07 (1.420)	9.60 (.378 )	9.57 (.3769)	9.33 (.3673)	5.23 (.206)
.17 Remington .17 Remington The .17 Remington was introduced in 1971 by Remington Arms Company for their model 700 rifles.It is based on the .223 Remington, necked down to .172in , with the shoulder moved back. It was designed exclusively as a varmint round, though it is suitable for smaller predators. There are those such as...	4.368 (.172)	45.62 (1.796)	9.601 (.378)	9.550 (.376)	9.042 (.356)	5.055 (.199)	55.118 (2.170)
.17 Mach IV .17 Mach IV The .17 Mach IV is a wildcat centerfire rifle cartridge, based on the .221 Remington Fireball case, necked down to fire a .172 bullet. The cartridge was introduced in 1962 by Vern O’Brien it offered an easy case conversion and good ballistics but could not compete against the .17 Remington.The name...	4.368 (.172)	35.6 (1.40)	-

Rimfire cartridges

Pistol cartridges

Revolver cartridges

Rifle cartridges

See also