Karcher 25 ft. 3600 PSI Universal Replacement/Extension Hose for Pressure Washers - Quick-Connect/M22 8.756-105.0 - The Home Depot
Karcher 8.641-135.0 Coupler Socket, 3/8 in x M22 Connecti...
M MINGLE Pressure Washer Adapter for Gun and Power Washer, Only Compatible Karcher Hose, to M22 14mm Female Fitting : Patio, Lawn & Garden - Amazon.com