Feature:1. Premium Material: Steering wheel knob is made of premium metal and resin material, rustproof, wear resistant, high strength, sturdy and durable.2. Universal Fitment: Steering wheel suicide knob universal fits for cars, trucks, tractors, boats, etc. Perfect matching, fixing ring diameter is approx 3cm/1.2in.3. Professional Design: Professional manufacturing, exquisite workmanship, comfortable hand feeling, reduce the resistance of steering, ensure safe driving.4. Skull Shape: The unique skull shape of steering wheel spinner knob adding unlimited driving pleasure to you, easy to control, cool and stylish.5. Easy Installation: Easy to install, no modification is required, direct replacement for the old or broken one, convenient for using, save your efforts.Specification:Item Type: Steering Wheel Spinner KnobMaterial: Resin, metalStyle: Black helmetFitment: Fit for most car steering wheels.Fit for most cars trucks tractors boatsFixing Ring Diameter: Approx. 3cm/ 1.2in.Package List:1 xSteering Wheel Spinner Knob