DescriptionDimensions: Outer diameter: 9 mm; Inlet connection: M22 female thread; Outlet connection: Click-type plug connection.Suitable for Karcher K2, K3, K4, K5, K7. Compatible with pressure washers and threaded connection. It quickly clears your clogged pipes, drains, and downspouts.High-pressure hose extension for greater flexibility, braided steel pressure washer wire with rubber coating, abrasion-resistant.It works on pressure washers with pressures from 1000 to 2320 psi. Connects directly to the pressure washer gun, for cold water only.M22 type plug and click for pressure washer. Allows you to instantly connect or release the hose by pressing the lock button on the trigger gun. Flexible hose with anti-twist protection.The size is measured manually, please allow for an error (1-3 cm).Due to different monitor pixels, there may be color difference, please refer to the actual product.If you are dissatisfied after receiving the package, please contact me first, do not leave negative feedback easily, thank you and have a good day.