Keep your lower unit safe from theft with the Panther Marine Yamaha 200HP and Up Honda All Twin Engine Lower Unit Lock. This tamper-resistant kit contains nuts and bolts to replace your existing ones and must be installed and removed using the included tool. The stainless-steel material is strong and corrosion resistant for lasting security, and the unique pin configuration deters thieves. Panther Marine Yamaha 200HP and Up Honda All Twin Engine Lower Unit Lock - Trailer Parts And Accessories at Academy Sports