I have 3 kwa mac11s ns2 Only 1 works with 4 mags 1 is leaky the rest are fine Other 2 are just parts you could buy the stuff to fix them but I never wanted to I also have a modded black drop leg holster I will give with them 100 I am not looking for any trades I just want cash can meet up or ship you will be paying shipping pm me for more info