The "STM-D hexagon wall parametric model 200 Low-poly 3D model purchase" 3D asset is currently listed under the authorship of "Unknown author".
You can download this asset for free at "Unknown platform" by following the link.
This specific 3D model is provided under the "Unknown license" framework.
MAX (Autodesk 3ds Max, filesize: 249 MB), OBJ (OBJ, filesize: 613 MB), FBX (Autodesk FBX, filesize: 44.3 MB), 3DM (Rhinoceros 3D, filesize: 100 MB), 3DS (3D Studio, filesize: 38.8 MB), SKP (Sketchup, filesize: 7.05 MB), STL (Stereolithography, filesize: 64.7 MB)