The training cartridges are reusable, and fire 6 mm plastic pellets with gas a propellant.
The cartridges fit all cal. 20 shotguns.
If used with the recommended BB-Pellets, shooting can take place indoors, without damage to furniture or windows.
The cartridge is hand built and manufactured in Denmark. All cartridges go through strict QA, where they are test fired, and only accepted if they have a muzzle velocity of 60-65 m/s and an accuracy of +/- 1cm at 5 meters of distance.