This CURT receiver adapter converts a 2-1/2" x 2-1/2" receiver tube opening to a 2" x 2" opening. It offers a gross trailer weight capacity of 4,500 lbs. and a tongue weight capacity of 450 lbs., and when combined with a weight distribution hitch, it offers 6,000 lbs. GTW and 600 lbs. TW. It also has the option to be cut down from its 34" length to 24", increasing its weight carrying capacity to 6,000 lbs. and its tongue weight to 600 lbs. When combined with a weight distribution hitch, the 24" length maxes out at 8,000 lbs. GTW and 800 lbs. TW. This hitch adapter also comes with integrated safety chain loops and an electrical bracket.