Check out low poly medieval tower 2 Low-poly 3D model on CGTrader for $8. High-quality mesh by lukass12: 3588 polys, 3621 vertices. Textured, UV Mapped.
OBJ (OBJ, filesize: 13.4 MB), FBX (Autodesk FBX, filesize: 13.5 MB), 3DS (3D Studio, filesize: 13.4 MB), LWO (Lightwave, filesize: 13.4 MB), HRC (Autodesk Softimage, filesize: 13.4 MB), BLEND (Blender, filesize: 26.9 MB)