This script makes the Ballas & Vagos in gang war(and anywhere else) don't carry AK-47s, instead they'll be given some MP-5s, M4s, or sawn-off shotguns according to their skin names.
ballas1 & lsv1 : MP-5.
ballas2 & lsv2 : M-4.
ballas3 & lsv3 : Sawn-off shotgun.
Credits to Aldy Ardiansyah(?) [some believed his "Change Cops Default Weapon" script was stolen]
If you know the original author of the said script, please contact me.