The 22 Remington Jet was based on the 357Mag cartridge.
http://www.reloadbench.com/cartridges/p22rj.html
I had Mike Bellm chamber what I called a 22DLH. This was a 357Max cartridge necked down to fit a 22 caliber bullet. The case capacity was almost identical to a 222 Rem, only in a rimmed case.
http://www.reloadbench.com/cartridges/p22rj.html
I had Mike Bellm chamber what I called a 22DLH. This was a 357Max cartridge necked down to fit a 22 caliber bullet. The case capacity was almost identical to a 222 Rem, only in a rimmed case.