The M1947 Johnson auto carbine was intended as a replacement for a .30 caliber semi-automatic rifle that was standard US service rifle during World War II, the Korean War, and a limited amount when?
M1947 Johnson auto carbine The M1947 Johnson auto carbine is a semi-automatic derivative of the M1941 Johnson machine gun. It was intended as a replacement of the M1 rifle but not accepted. The auto carbine never got past the prototype stage, only five of them ever being made.
Colt Automatic Rifle Colt Automatic Rifle or Colt Light Machine Gun is a 5.56 mm NATO, open-bolt, full-automatic-only firearm developed by Colt Defense. It is based on the M16A2/A4, and its handguard has a distinctive squared-off shape, vertical grip, carrying handle and integrated bipod.