Gen-Y Hitch Dual-Ball Mount The Gen-Y dual-ball mount is designed for upgrading or replacing a damaged ball easily. This mount is exclusively compatible with Gen-Y Hitches. Features: Compatible with 2 and 2.5 Gen-Y Receivers 10K, 16K, 21K, 32K LB Capacity Length: 5 (from pin hole to center of ball) Includes 2 516 and 2 Balls Recommended for 1.5 Lunette Rings or Smaller