Karcher M22 Male x 3/8" Socket Adapter - Walmart.com
M MINGLE Pressure Washer Adapter for Gun and Power Washer, Only Compatible Karcher Hose, to M22 14mm Female Fitting : Patio, Lawn & Garden - Amazon.com
Foam Lance Adapter Multi Purpose Cleaning Tools For Karcher M22 Hd Hds Connector Pressure Washer Parts Car Washer Water Cleaning - Water Gun & Snow Foam Lance - AliExpress
Karcher M22 3/8 Female Swivel Nut Replacement for Gas Pressure Washers