$7 Persian Spear Low-poly 3D model by UmitCG. Available on CGTrader with 9000 polys and 7000 vertices. Check it out on CGHub.
STL (Stereolithography, filesize: 461 KB), OBJ (OBJ, filesize: 665 KB), FBX (Autodesk FBX, filesize: 488 KB), GLTF (glTF, filesize: 19.2 MB)