Check out AK-74 Rifle Low-poly 3D model on CGTrader for $15. High-quality mesh by Antwo3d: 21708 polys, 12162 vertices. PBR, Textured, UV Mapped.
MA (Autodesk Maya, filesize: 5.47 MB), OBJ (OBJ, filesize: 4.31 MB), FBX (Autodesk FBX, filesize: 697 KB), MAX (Autodesk 3ds Max, filesize: 6.38 MB), UNITYPACKAGE (Unity 3D, filesize: 43.3 MB), TEXTURES (Textures, filesize: 117 MB)