This heavy-duty lock clamp is a perfect anti-theft device that will completely immobilize a wheel. It is extremely durable, light-weight, versatile, and easy to use Will fit most vehicles including: Cars, Trucks, Motorcycles, ATV's, RV's, Golf Carts, Small Aircraft, Boat Trailer, Scooters, Go Karts, Lawn Mowers, and more Made of weather resistant steel Fits wheels 6-12' wide Highly visible due to bright colors (red & yellow) Soft coated clamp will not scratch or damage wheels or rims Portable and easy to store Very simple and convenient set up 9 Adjustment Holes High quality pure copper lock cylinder 3 Keys Weighs 3.5 lbs