Function: 1. The cap is engraved with the outer diameter of the air pipe for easy identification. 2. The oval release ring is adopted, which is more labor-saving and convenient for disassembly. 3. The throttle valve is made of PVC material, which is sturdy and durable and has a long service life. 4. The thread is pre-coated with anti-leakage glue, which has good sealing performance. 5. This joint is mainly used to control the fluid flow and is suitable for more automation equipment. Specification: Item Type: Throttle Valve Model: SCMM Material: PVC Thread Type: Male Thread Pressure Resistance Range: 1.0-1.2MPa Medium: Gas Purpose: To control the fluid flow by changing the throttling section or throttling length Applicable Scene: Automation equipment. Package List: 5 x Throttle Valve Note: Do not use quick connectors in static-sensitive scenes, as this may cause errors and malfunctions in the system.