3 Ball Adjustable Vertical Travel Solid 2" Shank Swivel Tri-Ball Tow Hitch Mount 1-7/8 Inch Ball Supports Up To 6000LBS 2 Inch Ball Size Supports Up To 7500LBS 2-5/16 Inch Ball Supports Up To 10,000LBS 2 Inch Square Receiver Weather Resistant Chrome Plated Tri-Ball For Corrosion Resistance