Check out Conquistador Helmet - Rusted - Historical Helmet Low-poly 3D model on CGTrader for $2.2. High-quality mesh by josephpalma111: 4318 polys, 4333 vertices. PBR, Textured, UV Mapped.
BLEND (Blender, filesize: 2.14 MB), OBJ (OBJ, filesize: 602 KB), FBX (Autodesk FBX, filesize: 298 KB), GLTF (glTF, filesize: 42 MB), DAE (Collada, filesize: 868 KB), STL (Stereolithography, filesize: 422 KB), TEXTURES (Textures, filesize: 51.7 MB)