Combine Helicopter - Hunter-Chopper (Polygon mesh 3D model) is available on CGTrader for $249. Original author: tirido. Specs: 105001 polys, 103012 verts.
OBJ (OBJ, filesize: 6.41 MB), MAX (Autodesk 3ds Max, filesize: 18 MB), FBX (Autodesk FBX, filesize: 18.5 MB), TEXTURES (Textures, filesize: 1.66 GB)