Hexlox Hexnut Axle Nut M9B

- Replace nuts on solid axles with stainless steel hex-end nut (Hexlox/key sold separately)\n- Outer security ring spins freely, has a clean, modern look\n- Fits Alfine/Nexus, Rohloff, Fixie, Singlespeed, and more\n- Only one Hexnut needed per wheel for full security \n- Precision engineered and manufactured in Germany\n- Optional: add a 6mm Hexlox and a Hexlox Key to protect wheels against theft\n- 3rd party web sales (eBay, Amazon, etc.) are strictly prohibited by the manufacturer