Medieval Stockade Low-poly 3D model is available on CGTrader for $10. Original author: ZoryaCG. Specs: 3258 polys, 3248 verts.
STL (Stereolithography, filesize: 318 KB), OBJ (OBJ, filesize: 427 KB), FBX (Autodesk FBX, filesize: 162 KB), BLEND (Blender, filesize: 1.4 MB)