cgtrader has a few 3D models that you can download for free
Free 3D models
Free 3D models available for download from car to human 3D assets. Available in number of file formats including MAX, OBJ, FBX, 3DS, STL, C4D, BLEND, MA, MB. Find professional 3D models for any 3D design projects like virtual reality (VR), augmented reality (AR), games, 3D architecture visualization or animation.
https://www.cgtrader.com/free-3d-models