This specific 3D model, "Medieval Round Shield Low-poly 3D model get", 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".
MAX (Autodesk 3ds Max, filesize: 1.03 MB), FBX (Autodesk FBX, filesize: 106 KB), PNG (PNG, filesize: 81.8 MB), JPG (JPG, filesize: 40.9 MB), UNITYPACKAGE (Unity 3D, filesize: 41.8 MB), UASSET (UnrealEngine, filesize: 70.5 MB), OTHER (Other, filesize: 4.75 MB)