The 4.38×30mm Libra (.17 Libra) is a
centerfire
Two rounds of .357 Magnum, a centerfire cartridge; notice the circular primer in the center
A center-fire (or centerfire) is a type of metallic cartridge used in firearms, where the primer is located at the center of the base of its casing (i. ...
cartridge designed for use in
personal defense weapon
Personal defense weapons (PDWs) are a class of compact, magazine-fed automatic firearms that are typically submachine guns designed to fire rifle-like cartridges. Most PDWs fire a small-caliber (generally less than in bullet diameter), high-velo ...
s.
Description
It was designed and has been manufactured by
ÄŒZW for use in their
ÄŒZW-438 PDW.
The cartridge is based on a
.22 Hornet cartridge converted to a rimless design and necked down to .17 calibre.
Variants
* ''.17 Libra
.38×30mm': A rimless varmint-hunting and sport-shooting cartridge
* ''.17 Rimmed Libra
.38×30mmR': A rimmed varmint-hunting and sport-shooting cartridge for use with break-open actions
* ''.17 Libra Magnum
nknown': A longer, more powerful 4.38mm rimless round for use in pistols or personal defense weapons
See also
*
4 mm caliber
This is a list of firearm cartridges which have bullets in the to caliber
In guns, particularly firearms, but not #As a measurement of length, artillery, where a different definition may apply, caliber (or calibre; sometimes abbreviated ...
*
.17 Hornet
References
Pistol and rifle cartridges
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