Hitch Critters Animated Ball Hitch Cover and Brake Light - Wheelie Hog - The light-up target also provides a functional brake light, for extra visibility and safety. An easy and fun way to lighten the mood of any trip. Fits over any standard two-inch hitch ball and plugs into your standard trailer lights. When you hit the brakes, your Hitch Critter goes into action, the Wheelie Hog will pull a wheelie on his motorcycle and the headlight will light up. Plugs into your existing standard trailer or tow light plug. Fits most 2" and 1.25" hitch receivers. Fits 1.875 inch...