Ship Wheel 6 (Polygon mesh 3D model) is available on CGTrader for $5. Original author: xtreme3d. Specs: 4672 polys, 4678 verts.
BLEND (Blender, filesize: 264 KB), OBJ (OBJ, filesize: 90.8 KB), 3DS (3D Studio, filesize: 144 KB), DAE (Collada, filesize: 559 KB), STL (Stereolithography, filesize: 447 KB)