26mm nabój specjalny RÓJ / 26mm special cartridge RÓJ (trans. SWARM)
The cartridge is a load of about 48 rubber balls directly in the case.
Lenght case - 80 mm
weight rubber ball - 0,32 g.
diameter of rubber ball - 8mm.
muzzle velocity - 150m/s.
I have two information about the color of the top cup:
- one is talking about a white cup
- the second (from the photo) is black
fot. Marek Kaszczyk