$5 Well rope Pulley Low-poly 3D model by surya-vardhan. Available on CGTrader with 64151 polys and 64337 vertices. Geometry: Subdivision ready. Check it out on CGHub.
STL (Stereolithography, filesize: 6.14 MB), OBJ (OBJ, filesize: 6.96 MB), FBX (Autodesk FBX, filesize: 3.3 MB), BLEND (Blender, filesize: 5.35 MB)