FSKN prefer light bodyarmor (due sellers of Drugs doesn't use powerful weapon usually), and black uniform (because 90% operations in city). Main weapon - sub machine guns (like PP-19 and similar models), and of course AK-74M. FSKN operators doesn't like heavy helmets, so, most common light Kevlar helmet and of course common MVD helmet - ZSH 1-2.
You can buy all this equipment with 5% discount. Use this code in checkout - FSKN