Dear developers, pay attention PLEASE to the special
Russian weapons, such models -add them to game in the future updates if can :
SR.2M - 9-21mm catridge POWERFULL SUBMACHINEGUN
http://roe.ru/eng/catalog/special-weapons-and-ammunitions/submachine-guns/sr-2m/
http://roe.ru/pdfs/pdf_2081.pdf
9-39 MM Catridge version assault rifle- SR-3M
http://roe.ru/eng/catalog/special-weapons-and-ammunitions/assault-rifles/sr-3m/
http://roe.ru/pdfs/pdf_2083.pdf
And special heavy sniper rifle with native silincer- VKS- for short distance- most urban combats
12.7x55mm catridge
http://roe.ru/eng/catalog/special-weapons-and-ammunitions/rifles-and-shotguns/vks/
http://roe.ru/pdfs/pdf_2091.pdf
For specification of characteristics and external view - communicate with the developers of weapons.
All the best!