Generator Shed Free low-poly 3D model is available on CGTrader for free. Original author: BG3d. Specs: 8662 polys, 10692 verts.
BLEND (Blender, filesize: 685 KB), OBJ (OBJ, filesize: 275 KB), FBX (Autodesk FBX, filesize: 453 KB), DAE (Collada, filesize: 34 MB), STL (Stereolithography, filesize: 244 KB)