Looking for Ballista Tower? Get this 3D model from cgRadical via CGTrader for $5. Technical specs: 18379 polygons, 17241 vertices.
BLEND (Blender, filesize: 1010 KB), OBJ (OBJ, filesize: 705 KB), FBX (Autodesk FBX, filesize: 1.07 MB), TEXTURES (Textures, filesize: 84.4 MB), STL (Stereolithography, filesize: 628 KB)