This specific 3D model, "Classical Dining chair Low-poly 3D model 4", is an asset made available by "Unknown author".
You can download this asset for free at "Unknown platform" by following the link.
The license for this digital asset is "Unknown license".
OBJ (OBJ, filesize: 48.8 MB), 3DS (3D Studio, filesize: 860 KB), FBX (Autodesk FBX, filesize: 22.4 MB), MAX (Autodesk 3ds Max, filesize: 18.7 MB)