PopUp Towing 24K 16" Offset Adjustable Square 2-5/16" Ball Gooseneck Coupler 14-0045

Black coupler is for trailers with 4-1/2 inch ID tube and measures 28-5/8 inch overall height. It has 1 inch holes thru sides. The coupler latches when the trailer is lowered onto the ball. To uncouple, simply pull a release cable located near the trailer jack handle.