This specific 3D model, "fieseler fi 156 storch C-3 3D model buy", is an asset made available by "Unknown author".
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OBJ (OBJ, filesize: 25.7 MB), 3DS (3D Studio, filesize: 41 MB), BLEND (Blender, filesize: 28.2 MB), LWO (Lightwave, filesize: 9.55 MB), JPG (JPG, filesize: 9.55 MB), GLTF (glTF, filesize: 24.7 MB)