According to the indictment from Kalmar District Court, a man in his 25s ordered ten starting weapons from abroad at the beginning of the year.
A man of the same age then picked up the weapons from a postal agent.
After that, the two men and four other people, two men and two women, were helped to modify the weapons to be sharp and then tried to sell them via social media.
Stored sharp weapons in apartment
The converted weapons must, among other things, have been stored in an apartment in Oskarshamn.
The accused are between 20 and 30 years old.
Four of them have been in custody since they were arrested in January.
Two of them were released.
The prosecutor's evidence includes wiretapping of the suspects' phones, weapons ads on social media and drawings of weapons.
Five of the accused deny the crime.
The sixth person admits a case of attempted felony.