Sphere Bot Rusty Version Low-poly 3D model is available on CGTrader for $79.2. Original author: 3DHaupt. Specs: 3408 polys, 7313 verts.
STL (Stereolithography, filesize: 292 KB), OBJ (OBJ, filesize: 597 KB), TEXTURES (Textures, filesize: 133 MB), 3DS (3D Studio, filesize: 214 KB), OTHER (Other, filesize: 3.19 MB), DAE (Collada, filesize: 1.38 MB), DXF (DXF, filesize: 1.07 MB), UNITYPACKAGE (Unity 3D, filesize: 56.4 MB), BLEND (Blender, filesize: 520 KB), FBX (Autodesk FBX, filesize: 10.2 MB), UASSET (UnrealEngine, filesize: 113 MB)