Curt Manufacturing 61052 Trailer Hitch Accepts up to 30,000 lbs. GTW and 7,500 lbs. vertical load limit.A 2 5/16inches trailer ball, 3/8inches thick top plate, six-hole mounting design and U-bolt safety chain hookups ensure that your trailer and payload stay securely attached Folding ball design keeps truck bed free of obstructions Features a T-handle for easy operation Stainless steel safety pin and pivot spring prevents binding Permanently attached gooseneck ball cannot be loosened or stolen