Defense Distributed, a company which wants to extend the U.S. Second Amendment rights to the entire world, hopes to test prototypes of the printable weapons by the end of the year.

'This project could very well change the way we think about gun control and consumption,' the organisation says on their website.

'How do governments behave if they must one day operate on the assumption that any and every citizen has near instant access to a firearm through the Internet? Let’s find out.'