Product Details: This Non-Marking Pressure Washer Hose is the perfect replacement for any pressure washer rather it be a top of the line industrial washer or a home-owners model. This hose has standard male 3/8" ends that adapt to all 3/8" plugs and couplers. Great for any kind of pressure washer application.In gray. Description: Application: Pressure washer Diameter (in.): 3/8" Hose Length (ft.): 50 Color:Gray Max. PSI: 4000 .