The paint emerges from the spray gun at the nozzle tip and is atomized by the air stream. The needle opens and closes the nozzle opening. If you want to convert your spray gun to the Large nozzle size, please replace the nozzle, needle (Item no. 38195 Student Plus, Item no. 38215 Profi Plus 750, Master Class Professional, Master Class Flexible and Master Class Vario) and spray jet regulator (Item no. 38045) together.
