Vektor CR-21 Low Poly Realistic Low-poly 3D model is available on CGTrader for $29. Original author: Polygate2. Specs: 14380 polys, 12306 verts.
OBJ (OBJ, filesize: 53.8 MB), FBX (Autodesk FBX, filesize: 54.9 MB), TEXTURES (Textures, filesize: 54.1 MB), JPG (JPG, filesize: 54.1 MB), MAX (Autodesk 3ds Max, filesize: 164 MB), C4D (Cinema 4D, filesize: 53.9 MB), MA (Autodesk Maya, filesize: 54 MB), MEL (Maya Mel Script, filesize: 54 MB), BLEND (Blender, filesize: 53.9 MB), 3DS (3D Studio, filesize: 53.7 MB)