Hk Auto Can Anyone Tell Me What Sub Machine Gun This Is?

Can anyone tell me what sub machine gun this is? - hk auto

Semi-auto.It It looks like a HK UMP 45.But the gorge is one centimeter longer and the population is 1.3 inches bigger.It One type of clip G36C clip you see is the weapon through.What ?. The video I saw some 50-cent-funeral music when they were in the band the guy was a sub gun.At first thing I said, thats a G36 then I saw, and I was like that of a referee 45th Who knows what weapon is it?. Welcomed.II answer any wonder that a weapon is present.