Manufacturer Part Number: 1802225. Model Number: 1802225. HEAVY DUTY TOWING CAPACITY: Tow up to 6,000 lbs with the 1-7/8″ ball, 7,500 lbs with the 2″ ball, or 10,000 lbs with the 2-5/16″ ball. This adjustable tri ball hitch is ideal for heavy duty towing, utility trucks, and trailer hitches.