This bROK coupler provides years of reliable service connecting your trailer to your towing hitch ball with its zinc plated stamped steel construction. It's bolt through design provide easy assembly to your trailer and the quick release handle has adjustable tensioner for optimal ball security. bROK premium Towing and Trailering products are fostered by American engineering and ingenuity to provide you with the means of success in your challenging travels. bROK's highly engineered products give you the confidence needed to take on tough, demanding challenges. Whether cross county or across the farm, bROK brings powerful reliability and trustworthiness from the professional who demand performance. bROK is a partner with you, traveling with you and succeeding with you.