Widely Used: The hose replacement is suitable for Karcher K series pressure washers (K2 - K7) from 2009 or later, where the hose connects to the spray gun and pressure washer via a quick connector. Your jump gun should have a yellow (not black) button and then our hose will work. Karcher Compatibility: Compatible with most KARCHER pressure washers from K2 to K7 - Compatible machines include K 2; K 2 Compact; K 2 Full Control; K 2,850; K 4 Compact; K 4 K 4 Full Control at Home; K 5 Compact; K 7 Compact; K 2 Compact Car and Home; K 2 Premium Full Control Car and Home; K2 Compact Home; K4; K4 Home; K4 Silent Home ; Start taking full control of K5. Flexible and Durable: The high-pressure extension hose has a rubber sheath, which is more flexible, durable and wear-resistant, and is compatible with Karcher threaded high-pressure cleaners. High-pressure cleaning hoses are braided from high-pressure steel wire with a rubber sheath. Easy to operate: Both ends of the high-pressure hose are equipped with new professional Kacher card connectors, which are easy to operate. Using the quick-connect system, you can quickly plug in and out of your pressure washer and spray gun, saving you time and energy. Excellent Performance: Maximum pressure rating up to 2610 PSI/180 Bar and maximum temperature 140F/60C.