[Privateryan32]

hi guys i want to know wtf is going on with my msk . Ive install a npas in it and ive chrono it with .25 , mags full of brand new propane and that the result im getting


1-312
2-208
3-288
4-298
5-312
6-312
7-258
8-312
9-230
10-208

i made the test at 20 celsius with warm mags in semi and at each shot a pause of 5-10 sec . Doyou have a idea ?