Karcher 15 in. Universal Surface Cleaner Attachment for Gas Power Pressure Washers Rated 2600-3200 PSI - 1/4 in. Quick-Connect 8.641-035.0 - The Home Depot
Amazon.com: M MINGLE Pressure Washer Gun Adapter, to 1/4'' Quick Connect Fitting, Only Compatible Karcher K2, K3, K4, K5, K6, K7 : Patio, Lawn & Garden
High Pressure Washer Hose Adapter M22 High Pressure Pipe Quick Connector Converter Fitting For Karcher K-series Pressure Washer - Water Gun & Snow Foam Lance - AliExpress
Amazon.com: Karcher 2.641-721.0 H 9 Q High Pressure Hose Quick Connect : Patio, Lawn & Garden
Karcher HK 7 5 Quick Connect Kit - YouTube
Amazon.com: ZZHXSM K Series Adapter K2-K7 High Pressure Water Gun Joint Foam Pot Refit 1/4 Quick Connect Fitting for Karcher K2-K7 and Stanley SLP Pressure Washer Spray Guns : Patio, Lawn &
Pressure Washer Gun Adapter for Karcher K Series to 1/4'' Quick Connect Fitting with Power Washer Spray Nozzle Tips
Karcher K Series Pressure Washer Quick Release Adaptor Hose To Hose Connector | eBay