WZ-10 Attack Helicopter V05 Low-poly (Polygon mesh 3D model) is available on CGTrader for $69. Original author: Dreamscape. Specs: 13567 polys, 7490 verts.
STL (Stereolithography, filesize: 628 KB), OBJ (OBJ, filesize: 672 KB), OTHER (Other, filesize: 1.41 MB), LWO (Lightwave, filesize: 566 KB), DXF (DXF, filesize: 649 KB), MAX (Autodesk 3ds Max, filesize: 611 KB), DAE (Collada, filesize: 593 KB), DWG (AutoCAD, filesize: 656 KB), 3DS (3D Studio, filesize: 529 KB), 3DM (Rhinoceros 3D, filesize: 641 KB), SKP (Sketchup, filesize: 1.4 MB)