$30 Construction Crane 2 - Hammerhead Tower Crane 3D model by MatViz. Available on CGTrader with 1035417 polys and 889779 vertices. Check it out on CGHub.
BLEND (Blender, filesize: 56.1 MB), OBJ (OBJ, filesize: 56.1 MB), FBX (Autodesk FBX, filesize: 56.1 MB), TEXTURES (Textures, filesize: 11.3 MB)