Vickers Tactical new video puts two WWII era submachine guns head to head against the KRISS Vector. While all three shoot .45ACP, they’re all very different in their ergonomics, weapon controls and capabilities. Check them out in action below.
Interestingly the Grease Gun is actually still being used by Philippine Marines, they have a modernized version that’s suppressed. Check out our suppressed M3 Grease Guns post.