?Wide Compatibility?Lower Duct Hose Is Designed For Shark Rotator Vacuum Cleaner, Compatible With Models Nv341, Nv470, Nv472, Nv500, Nv500Co, Nv500Gd, Nv501, Nv552, Uv560. | | ?Premium Material? Lower Duct Hose Replacement Is Made Of Premium Abs Material That More Safer, Durable, Washable, Reusable, Which Ensure Hose Usage Longer. | | ?Easy Installation?Simply Remove The Older Lower Duct Hose And Replace A New One, Which Is Perfectly Compatible With Shark Vacuum Cleaner. | | ?Warm Tip? 1-1 / 2" Lower Nozzle Hose Replace Regularly To Help Filter Dust Efficiently And Keep The House Cleaner. It Is Suggested That Replace The Shark Rotator Hose Every 6 To 12 Months, Which Helps Maintain Suction And Vacuum Life. | | ?