Before Getting That KES MP5 Collapsible Stock Know How Many Pins
This guide details the installation of the KES (Kompressor Entry Stock) on MP5 and MP5K platforms, emphasizing the critical distinction between 1-pin and 2-pin receivers. It highlights potential fitment challenges due to manufacturing tolerances and advises on proper installation techniques to achieve a snug, stable fit without damaging the firearm. The guide also includes a crucial warning against improper stock manipulation that could lead to component damage.









