4.5 mm mkr
Encyclopedia
The 4.5mm mkr cartridge
was developed by Interdynamics AB, a Swedish company, in the 1980s.
It was essentially a .22 WMR
necked down to a 4.5mm bullet, designed to be used in the Interdynamics MKR
rifle.
Due to concerns about stopping power and problems with using rimfire ammunition the MKR project was abandoned at the prototype stage and thus the 4.5mm mkr never saw service or any kind of widespread use.
Cartridge (firearms)
A cartridge, also called a round, packages the bullet, gunpowder and primer into a single metallic case precisely made to fit the firing chamber of a firearm. The primer is a small charge of impact-sensitive chemical that may be located at the center of the case head or at its rim . Electrically...
was developed by Interdynamics AB, a Swedish company, in the 1980s.
It was essentially a .22 WMR
.22 WMR
The .22 Winchester Magnum Rimfire, more commonly called .22 WMR, .22 Magnum, or simply .22 Mag, is a rimfire rifle cartridge...
necked down to a 4.5mm bullet, designed to be used in the Interdynamics MKR
Interdynamics MKR
The Interdynamics MKR was an assault rifle concept of the 1980s using a 4.5x26mm Rimfire round using solid brass bullets. Its purpose was to reach high velocity and effective ballistics with low recoil for the user to handle, even in full automatic...
rifle.
Due to concerns about stopping power and problems with using rimfire ammunition the MKR project was abandoned at the prototype stage and thus the 4.5mm mkr never saw service or any kind of widespread use.
Specifications
- Bullet width: 4.5mm (.177 in)
- Bullet weight: 1.58 g (24.4 gr)
- Muzzle velocity: 1,000 m/s (3,270 ft/s)