The high-quality Polaris D20 pool hose bearing, now sold in a pack of 3, is a perfect fit for the 280 and 3900 replacement cleaners, in a black finish. It's the perfect choice for cleaning your pool! We understand the importance of using high-quality replacement parts in your pool cleaner, which is why we offer this carefully designed and manufactured ball bearing. Rigorously tested and proven to meet your needs, it is durable. The black design of the ball bearing Polaris D20 Pool Hose Ball Bearing is not only sleek and modern, but also stain resistant, so your cleaner will always look sophisticated. Its quality and design details ensure excellent performance and a long service life. With the Polaris D20 Pool Hose Ball Bearing, you'll enjoy the following benefits: Durability: Made from high-quality materials to ensure stability and durability, so your cleaner lasts longer. Adaptability: Perfectly suited Compatible with Polaris 280 and 3900 cleaners to ensure smooth operation and