Quick Change System for Karcher Hoses - Our M22 14mm adapter has been designed exclusively for Karcher quick release hoses and features a push button closure for effortless one-handed operation. The self-locking collar clicks audibly when secure, prevents separations under 2500 PSI pressure and ensures a leak proof seal with two silicone O-rings. Expandability - This hose quick connect adapter for Karcher easily connects to M22 14mm female pressure washer hoses and extends the reach of your pressure washer for more efficient cleaning tasks around your home and garden HEAVY DUTY CONSTRUCTION FOR DURABILITY - This hose adapter is made of precision machined aluminum alloy and reinforced industrial plastic and resists corrosion, wear and high pressure damage. Brass reinforced thread prevents cross threads and supports 150-BAR water flow without pressure drops. Multi-Purpose Washer Adapter - Use as a hose extension, gun attachment or quick change tool between for Karcher and universal M22 devices. Perfect for home, garden and professional cleaning, including cars, patios and heavy machinery. UNIVERSAL COMPATIBILITY GUARANTEE - Adapter for Karcher K2, K3, K4, K5, K6, K7 models and M22 14mm sockets (Note: not for 15mm fittings). Color:Black Material:Plastic+Metal Package Contents: 1 * Adapter