Yeah, they use lots of different weapons.....pistols:
OC27/Berdish (9x19PM/7.62x25TT),PCM(5.45x18mm), PM(9x19),Gurza(9x26mm),PB(9x18mm umpm),Ij(9x19mm)
Rifles: AK101(5.45x39mm),AK107(5.45x39mm),aek971(5.45x39/7.62x39mm),Tiss(9x39mm(SP5/6)), but mostly AK74M/AKS74/AK74MH3(5.45x39mm)....
SMG's: AKS74U(5.45x39mm), Bizon2(9x18mm PM/M), Kedr(9x18 PM/M), Klin/2(9x18 PM/M),PP90/M/93((9x18mm PM/M),Vihr(9x21mm),Val(9x39mm)............