Package Content: You will get 6 pieces reversible airless spray tips and 2 pieces airless spray guards, each of which comes with an airless spray tip and a tip seal; these 7 models are 211, 315, 417, 515, 517, 523 respectively, enough for your daily life use and replacement. Wide Compatibility: There are 6 models, namely 211, 315, 417, 515, 517, 523, the corresponding nozzle diameter is 0.001 inch, 0.001 inch, 0.001 inch, and the spray range is 10-30cm. The airless spray tips are compatible with most airless sprayers. Spray range varies from the size of the opening. Airless Spray Guard: The guard acts as a safety device to prevent a person from coming into contact with the tip when spraying and also holds the sprayer tip in place. For use with 2WCW8, 2WCW9, 2WCX1, 2WCX2, 2WCX3, 2WCX4, 2WCX5, 2WCX6, 2WCX7, 2WCX8. Easy to install: Insert the attached tip into the guard base, put the spray tips into the guard base, rotate to fix, easy to clean, you just need to rotate the nozzle and wash