9A-91 Assault Rifle

https://www.artstation.com/artwork/R3PAgX

Triangles: 21809
Vertices: 19829
UV sets: 5 (main, stock, grip, mag, silencer), PBR(metal/rough)
Notes:
- 'barrel_cyl' bone should be hidden if the silencer is present
- stock unfolded angle: 189.5
- stock plate unfolded angle: 80.5

Added packed textures (Unity & UE)