Description Reviews Dog Ball Thrower complete with Tennis ball. The perfect toy for any dog that loves to chase and fetch a ball. Save your throwing arm by using the slingshot of the tensioned bar to hurl the barl down a field or even into water. This is the device that will help you win the ball chase war. The further you throw it the more exhausted your dog gets, resulting in happy owners and sleepy pets! 1 Review Hide Reviews Show Reviews 5 Fantastic arm saver Posted by Mrs S . Brighton on 30th Aug 2012 This is my second one of these due to the first one landing in the sea at Brighton and me not being able to retrieve and My retriever (Buster) Swam next to it and picked up ball but not the launcher!!