My friend just got his M-11 subgun, bought it November of last year, just got approved, and came out to the range to do a function test with a LAGE Manufacturing MAX-31 upper. I had my camera and decided to take some video. Hope you like it. First parts are in HD, Slow-Mo is not.
YouTube: M-11 submachine gun with LAGE MAX-31 9mm Suomi upper. Function test.
YouTube: M-11 submachine gun with LAGE MAX-31 9mm Suomi upper. Function test.