Zodiac Pool Baracuda W81741 Diaphragm Chamber for Baracuda Ranger Pool Cleaner. Zodiac strives to deliver the perfect pool experience that enhances comfort, enjoyment, and peace of mind for pool owners. Using genuine Zodiac factory replacement parts helps to ensure the ongoing quality and reliability of our products. Plus, the use of inauthentic parts voids all factory warranties. Inauthentic parts may appear to be suitable on the surface, but they often fall short of factory standards. Don't compromise on quality – insist on genuine Zodiac parts!