Stretching hose for Hoover Self-Propelled WindTunnel upright and push models. Black stretching hose with black ends for using the vacuums above the floor cleaning attachments. One end of hose twist and locks in place on the back of the vacuum. On the other end a wand or attachment is placed into the end. Fits original U6425 up to the last models produced around 2022. Also used on all commercial model WindTunnel units including the Royal CR50005. Not used with WindTunnel models with dust cup system. No longer in production. When sold out the price area will show $00.00. UPDATE: IN STOCK 4/23/24 dda