Engineered to eliminate the need for unreliable and cumbersome tie-down straps, the Guard Dog locks your ATV into the back of your pickup for safe and hassle-free transport. The unique design attaches to your truck? s 2" receiver hitch and then to a 2" hitch ball (not included) on the rear of your ATV.? Rated for 2,000 lb. towing weight and 250 lb. tongue weight, the built-in Class 1 receiver still allows towing of small, lightweight trailers. The Guard Dog restricts side- to-side shifting and eliminates forward and backward movement of the ATV. Also keeps loading ramps from sliding out and det ers theft. Heavy-duty steel construction resists the harsh effects of weather and road debris. Adjustable design fits most trucks.