Check out Medieval wall gate Low-poly 3D model on CGTrader for $20. High-quality mesh by VertexHorizons: 9555 polys, 10793 vertices. PBR, Textured, UV Mapped.
BLEND (Blender, filesize: 2.63 MB), OBJ (OBJ, filesize: 1.47 MB), FBX (Autodesk FBX, filesize: 686 KB), GLTF (glTF, filesize: 170 MB), TEXTURES (Textures, filesize: 204 MB)