One of the development versions of Sa vz.58 referred to as VG-70. It was a submachine gun Sa vz.58 with a suspended grenade launcher of Czechoslovak production, which together formed a compact unit. The grenade launcher was an integral part of the weapon and had its own trigger mechanism with a handle. While charging, the grenade launcher tilted to the left. The charge came from a cartridge case from signal pistol caliber 26.5 mm. It consisted of a powder charge and a cumulative projectile with arrow stabilization. In addition, classic flares could be fired, eliminating the need to carry a signal pistol.
initial muzzle velocity 195 m/s effective range up to 200m penetration at perpendicular impact 70mm weight of the set 3.76kg
The weapon was to be primarily armed border guard units.
*source :
Michal Zdobinský - Unknown Czechoslovak weapons, ATM magazine
URL : https://www.valka.cz/VG-70-t37785#142680
Version : 0
This weapon (vz.58) had some details solved differently: The fly carrier had a bayonet catch on the right side, as the lower part served as the base of the grenade launcher. The stock was equipped with a massive rubber recoil damper. The target was normally raised by 90 ° relative to its position, it was perforated, with an indication intentional for firing grenades. Surface treatment of the grenade launcher - firing varnish, beech wood stock, the barrel is hard chrome-plated.
URL : https://www.valka.cz/VG-70-t37785#622081
Version : 0
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