Check out Automatic Electric Push Rod Inner Tube Assembly Machine 3D model on CGTrader for $289. High-quality Polygon mesh mesh by Lovano: 4683021 polys, 14049063 vertices.
SLDPRT (SolidWorks, filesize: 159 MB), OBJ (OBJ, filesize: 366 MB), STP (STEP, filesize: 67.6 MB), STL (Stereolithography, filesize: 223 MB), IGE (IGES, filesize: 241 MB)