1. Practical Design: Crafted from durable materials, this pool cleaner hose features D20 ball bearings for smooth operation and long-lasting performance. 2. Compatibility: Specifically designed to replace D20 ball-bearing swivel joints, this hose is compatible with popular pool cleaner models including the 180, 280, 380, 480, 3900 Sport, 280 F5B, and TR35P. It ensures a perfect fit for your cleaning needs. 3. Secure Connection: Equipped with two hose nuts and one hose swivel, this product guarantees a tight and reliable connection between two inlet hoses, preventing leaks and disconnections. 4. Versatile Applications: Ideal for both residential and commercial pools, this hose effectively enhances the efficiency of your pool cleaning system. Whether you're maintaining a small backyard pool or a larger swimming facility, this component will streamline your cleaning process. 5. Easy Installation: The user-friendly design allows for quick and straightforward installation, making it accessible for both professionals and DIY enthusiasts. 6. Enhanced Performance: By replacing worn or damaged parts, this hose contributes to better cleaning results and improved overall performance of your pool cleaner, ensuring a pristine swimming environment.