This specific 3D model, "Medieval carriage Low-poly 3D model order", is an asset made available by "Unknown author".
Can be downloaded at "Unknown platform" by following the link.
The license for this digital asset is "Unknown license".
STL (Stereolithography, filesize: 324 KB), OBJ (OBJ, filesize: 3.46 KB), BLEND (Blender, filesize: 1.99 MB), FBX (Autodesk FBX, filesize: 307 KB)