gun breaking

Best and fastest way of gun breaking? I got a k-2, m4-a1, famas, and m9 i have to break lol.

Why do you have to break????????????????????????????????????????????? ?????????????????????????????????????????????????? ?????????????????????????????????????????????????? ???????????????????
Yea see all those ?'s im a turk "not really."

got from conda gp crates 10k break.

spray like crazy they break easy this way ^^ GM good for that ^^