Applicable ModelsAdapter for Karcher K Series, K2, K3, K4, K5, K6, K7 Plug. Strong High PressureRated for use at pressures up to 4000 PSI. High materialConnectors are made of brass and stainless steel, interface with waterproof high pressure washers. Easy to installOne side is 1 female socket /4'' quick-connect. Used to connect 1/4" quick-connect male plug. The other side is Karcher K series plug. Reassuring Guarantee You can ask for a full refund and 24-hour manual service within 30 days of ordering.There is no risk at all!Please rest assured to buy and use. Product Description If you know enough about the adapter you need, replacing the accessories yourself will save your money.Our product pictures and instructions can help you.Specifications: Adapter for Karcher K Series K2, K3, K4, K5, K6, K7 Plug. Material: The adapter is made of brass and stainless steel, with a tight high pressure seal on connection. Maximum working pressure: 4000 PSI. Application: One side is female quick connect socket 1/4''.Used to connect 1/4" quick connect male plug.The other side is Karcher's K series plug, 2-K7 Pressure Washer Gun Adapter. Package included: 1x Adapter.