Nilight Trailer Hitch Tri Ball Mount with Hook & 5/8″ Hitch Pin Clip Fits 2-Inch Receiver Horizontally Vertically, 2 Years Warranty in high quality. This trailer hitch ball mount comes with a 2-inch x 2-inch shank to fit virtually any industry-standard 2-inch receiver. Triple ball mount with three hitch ball sizes with hook, including 1-7/8”, 2” and 2-5/16”