$5 adjustable tension lock 3D model by frutbol2. Available on CGTrader with 15873 polys and 31744 vertices. Check it out on CGHub.
BLEND (Blender, filesize: 968 KB), OBJ (OBJ, filesize: 2.06 MB), FBX (Autodesk FBX, filesize: 879 KB), GLTF (glTF, filesize: 77.5 KB)