Unlike most SMG designs, the MPX does not rely on the needlessly complex roller-delayed system or the recoil-heavy simplicity of direct blowback. SIG took what they knew about about combat rifles and applied it to their SMG design, much like the Germans with their G3 rifle.
A common complaint about the AR-15 has been not enough power. From the very start, the 5.56 round has had its detractors. Rock River Arms has a solution.
Per fan request, Guns.com looks at a somewhat obscure Korean pistol that’s hard to come by in the United States — well, parts are at least. Have a look see at the Daewoo DP-51 K5 9mm pistol.