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Pressure Washer Twist Couplers

22mm twist couplers and plugs, the couplers have an internal O-ring seal, machined brass body with a high impact plastic knob that easily tightens. Screw Plugs are made of heavy-duty machined brass for a safe and leak free connection. These couplers are used on equipment up to 8 GPM and up to 4500 PSI and hot or cold water and applications up to 300º F. They allow U.S. standard NPT hose or wands to be connected to European 22mm fittings.