WIDE COMPATIBILITY - Compatible with Krcher K2, K3, K4, K5, K6, K7 pressure washer guns. (Not suitable for K1700, K1700 CUBE, K1800, K1900, K2000) UPDATED ACCESSORY - Jet washer connector that fits karcher k2-k7 turns into a 1/4 female quick disconnect fitting. EASY CONNECTION - One end of the pressure washer gun adapter that fits karcher, which connects to pressure washer nozzle tips or foam cannon equipped with a 1/4'' plug. And the other end is inserted into the gun and rotate the connector clockwise. DURABLE QUALITY - The adapter is made of quick release brass socket and durable plastic. The working pressure can reach 2000 psi. The working temperature is up to 140. One end of the pressure washer gun adapter fits the Karcher, which connects to pressure washer nozzle tips or foam cannon equipped with a 1/4'' plug. And the other end is inserted into the pressure washer gun and rotate the connector clockwise. PACKAGE LIST 1x Pressure Washer Gun Adapter