Description: Durable Material:Pressure washer adapter set is made of brass material, which is strong and durable. Easily Install: 1/4inch quick connector,quick connect connects the adapter to a washer or garden hose. Usage: Quick connect kits is suitable for K2, K3, K4, K5, K6, K7. High Pressure: The high pressure washer adpater is rated up to 5000psi, making it durable and able to handle high pressure cleaning applications. Wide Application: 1/4'' quick connect fitting can be used in various high pressure cleaning scenarios, such as car washing, floor cleaning, and more. Specification: 5 Angle Pivoting Coupler: left 90, 45; 90; right 45, 90. 7 Angle Pivoting Coupler: left 90, 45; 90; right 45, 90, left 120, right 120. Size Chart: Outer Diameter: 24.4mm/0.96inch Inner Diameter: 11.8mm/0.46inch Package Includes: 1 Pressure Washer Adapter 1 Pivoting Coupler 7/5pcs Nozzle Tips(Optional) Note: Please allow slightly errors due to manual measurement and different monitors.