Steering Wheel Spinner Knob is a great add-on that offers an easy way to drive with a single hand safely.
Common on machines like John Deere tractors, this device is a useful driving aid if you make a lot of turns in a vehicle, even one with modern day power steering.
This unit works well in all vehicle like cars, trucks and farm equipment. They are also great for lawn mowers or lawn tractors.
It makes a Great Gift for beginners or people struggling with arthritis, muscle problem, carpal tunnel syndrome, low muscle tone and the likes. The spinner in general is very useful for all car owners.