[High-quality material]: The pressure washer connector is made of aluminum and has a hard plastic shell, which ensures durability, wear resistance and corrosion resistance. [Easy operation]: In-line connector for high pressure hose for Karcher pressure washer. The one-button quick connection interface is firmly fixed without water leakage or pressure relief. [Extension function]: The KARCHER adaptable connector allows two KARCHER quick-connect hoses to be connected and extended. [Adaptive machine]: Karcher pressure washer hose. [For any questions], please feel free to contact us 24 hours a day to serve you.