Description: It is used as a matching accessories of pressure washers for cleaning the car, mechanical equipment, floors, walls, etc. It can be directly connected with the gun on the pressure washer. The precision manufactured metal injector ensures a rich and dense foam with a lower soap mixing ratio. Made with precision process, no leak and durable, easy to connect and disconnect. Made of quality materials, durable and practical.Lightweight and convenient to install Suitable: For Karcher K1 K2 K3 K4 K5 K6. Specification: material: plastic Series: Water outlet modification Nominal diameter: 48 (mm) Connection type: thread Scope of application: car washing machine water outlet Suitable: For Karcher K1 K2 K3 K4 K5 K6. Size Chart: 48x20.4mm/1.89x0.80inch Package Includes: 1 Piece Adapter Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!