The CBJ-MS is a submachine gun designed by Swedish arms developed Carl Bertil Johansson, perhaps better known for his remarkable armor-piercing 6.5x25mm CBJ cartridge. He developed the gun at about the same time as the cartridge, on his own time while working at the Carl Gustafs factory in Eskilstuna. While it bears a lot of visual similarities to the Uzi, and it is an open-bolt simple blowback action, it has a unique and clever fire control system – and several other creative features as well.
Artillery
Bofors 40mm L/60
The Bofors 40mm gun is one of the outstanding designs in light artillery – it was originally designed in 1932, and is still in use today with only minor modifications (and much improved targeting controls). […]
Prototype
AK fm/54: Prototype Swedish Paratrooper Rifle
Check out Headstamp Publishing’s extensive catalog of excellent books: https://www.headstamppublishing.com/home-forgotten As Sweden experimented with updating the AG42 Ljungman in the 1950s, one of the intermediate patterns was the fm/54. This took the 7.62mm NATO short […]
Submachine Guns
Swedish K Comparison: Model m/45 v m/45B
Since I have the rather unusual opportunity to examine both the early Swedish m/45 and the improved m/45B at the same time, I figured this would be a good opportunity for a video. There were […]
It looks like you blow in the back to make it whistle.
I know companies have just so much money and capacity and can’t do all projects. But I would think having a nice submachine gun, which they already have in house, to use as a platform for a new cartridge would help promote the cartridge.