$2 hump sign 3D model by cagdasc. Available on CGTrader with 34021 polys and 102063 vertices. Check it out on CGHub.
SKP (Sketchup, filesize: 1.3 MB), BLEND (Blender, filesize: 3.51 MB), OBJ (OBJ, filesize: 2.26 MB), FBX (Autodesk FBX, filesize: 705 KB), GLTF (glTF, filesize: 1.26 MB), ABC (Alembic, filesize: 2.09 MB), STL (Stereolithography, filesize: 1.62 MB), DAE (Collada, filesize: 2.55 MB)