Compatibility: Suitable for Karcher K2, K3, K4, K5, K6, K7 pressure washers. Superior PerformanceMaximum rated pressure up to 2320psi/160bar and maximum temperature 60C. Quick Connect and Release: Adapt the new type of click fittings on both ends, you can quickly connect or disconnect with the pressure washer and gun, saving you time and effort. Note: Our pressure hose only fits the new style trigger gun with quick connect and quick release, and your gun must have a yellow button (not black), then our hose works. Note: The data are all measured manually, please allow 1-3cm error due to different light and screen. display, there may be some color differences, please refer to the actual item received.