Different models are easy to solve: This is the Karcher K2 New Model,Not fit the Old Model M22-Quick Conntector Type Fitting Quick Connector for pressure washer, If your hose connects to the pressure washer by screwing on and there is a yellow button(not black) in the trigger gun which allow your hose to pop out and disconnect, then this hose is the best match of your machine.Or your machine is karcher Quick-Quick Conntector Type.
Dual-purpose high-pressure hose: the perfect combination of professional Karcher M22 coupling and clip-on quick coupling. They are inner diameter: 0.34 inches (8.7mm); outer diameter: 0.47 inches (14mm and inner diameter: 0.25 inches (6.4mm); outer diameter: 0.43 inches (11mm).
Flexible and durable: The high-pressure extension hose has a rubber sleeve, which has greater flexibility, is durable and wear-resistant, and is compatible with the threaded Karcher high-pressure cleaner. High-tension steel wire braided high-pressure cleaner hose with rubber sleeve.
Use: For high-pressure cleaners, just press the lock button on the trigger gun to connect or release the hose immediately. Flexible hose with kink protection function. Easily and quickly clean blocked pipes, drains and rain gutters.
Note: Karcher K series high-pressure cleaners have many types of hose connectors. When ordering a hose, please check the joint size carefully. Or contact us to confirm the hose model before ordering. And only for cold water.