Buyers Products 1801125 Universal Fit Hitch Frame Mount Universal Fit Hitch Frame Mounting , Designed for accessories such as bikes and cargo racks Can also be used for towing a second trailer (if state laws permit) Adjusts from 47 inch to 77 inch and fits almost any travel trailer frame Maximum Gross Trailer weight is 3500 lbs. Tongue weight is 350 lbs Black powder coated Some welding required Do not exceed RV frame capabilities