The Chuckit! Sport offers a new and re-styled ergonomic grip while offering the same benefits as the Classic Chuckit! Ball Launcher. Hands-free ball pickup without bending over and exceptional throwing distance. 18″ long and suitable for Medium Balls. The Chuckit! Sport Launcher Medium Dog Toy offers an ergonomic grip and offers unique benefits such as hands-free ball pickup and extended throwing distance. It is 18 inches long and designed for medium-sized chuckit! balls, making it perfect for dogs of all sizes.