Modular Conveyor Belt Low-poly 3D model is available on CGTrader for $86.16. Original author: vis-all-3d. Specs: 34700 polys, 17900 verts.
STL (Stereolithography, filesize: 15.5 MB), OBJ (OBJ, filesize: 72.8 MB), 3DS (3D Studio, filesize: 1.78 MB), DAE (Collada, filesize: 17 MB), DXF (DXF, filesize: 12.2 MB), FBX (Autodesk FBX, filesize: 11.4 MB), PLY (Ply, filesize: 4.95 MB), OTHER (Other, filesize: 38.3 MB), ABC (Alembic, filesize: 3.94 MB), WRL (VRML, filesize: 6.74 MB), PNG (PNG, filesize: 58.2 MB), BLEND (Blender, filesize: 96 MB), UNITYPACKAGE (Unity 3D, filesize: 28.1 MB)