SpecificationAluminum construction . Adjustable ball mount for you to haul different trailers Max Trailer Weight: 5000 lb Max Vertical Load: 500 lb Gross Towing Weight: 3500lbs and 5000lbs Chrome Finish 2 Ball: 3500 lb Chrome Finish 2-5/16 Ball: 5000lb Fits 2 standard Receiver hitch. Adjust distance 2-1/2 (hole to hole). Hitch pins included. 1 Swivel hitch Lock included. Adjustable Raise or drop 6Note* Come with one year warranty * Any problem please feel free to contact us