Sci-Fi harpoon Low-poly 3D model is available on CGTrader for $6.9. Original author: oguzfaruk1. Specs: 3999 polys, 4677 verts.
BLEND (Blender, filesize: 1.37 MB), OBJ (OBJ, filesize: 522 KB), FBX (Autodesk FBX, filesize: 290 KB), TEXTURES (Textures, filesize: 6.58 MB), UNITYPACKAGE (Unity 3D, filesize: 21.4 MB)