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
Cheap Pressure Washer Adapter 1/4" Quick Connect Fitting For S10 Karcher K Series | Joom
Amazon.com: M MINGLE Compatible Pressure Washer Adapter, Replacement for Karcher Power Washer Accessory, 1/4'' Quick Connect : Patio, Lawn & Garden
Pressure Washer Adapter Kit Quick Connect Power Washer Quick Release Fitting M22x14mm Connector for Karcher K Series| | - AliExpress
Karcher 9.154-045.0 Quick Connect - - Amazon.com
Karcher 25 ft. 3600 PSI Universal Replacement/Extension Hose for Pressure Washers - Quick-Connect/M22 8.756-105.0 - The Home Depot