Harbin Z 9 Helicopter — professional 3D model by Iskhafel (CGTrader). Price: $10.
STL (Stereolithography, filesize: 480 KB), OBJ (OBJ, filesize: 1.76 MB), BIP (KeyShot, filesize: 753 KB), GLTF (glTF, filesize: 961 KB), FBX (Autodesk FBX, filesize: 688 KB)