$8 Dark Crusader Helmet Low-poly 3D model by uncleartyom. Available on CGTrader with 2200 polys and 3300 vertices. Check it out on CGHub.
BLEND (Blender, filesize: 38.5 MB), OBJ (OBJ, filesize: 416 KB), GLTF (glTF, filesize: 12 MB), ABC (Alembic, filesize: 290 KB), SPP (Substance Painter, filesize: 81.5 MB), DAE (Collada, filesize: 781 KB), STL (Stereolithography, filesize: 271 KB)