This spanner wrench is for removing the fluid nozzle. Do not over-tighten!
This is the complete air valve assembly. Comes already assembled. Just unscrew the old one and screw the new one in.
For clean, dry air-flow. Attaching directly onto the airbrush, the Iwata-Medea Pistol-Grip Filter is the final defense to deliver clean, dry air to your airbrush.