Ultra-Tow Complete Tow Kit - Class III, Fits 2in. Receiver, 4in. Drop Reversible ball mount can be used with a 4in. drop or a 2 3/4in. rise to help keep your trailer as level as possible 2,000-lb. towing capacity with 1 7/8in. ball, 5,000-lb. towing capacity with 2in. ball