Feature:
【Max to 3000psi Working Pressure】With 3000psi pressure gauge, safe and reliable, it is a practical soda accessory.
【Integrated Safety Pressure Valve】The interface is 1/8NPT, easy to install.CO2 refilling adapter is easy to use and can fill carbon dioxide into a soda bottle.
【Compatibility With】TR21‑4 female thread connection, there will be no leakage when connected to the cylinder.The adjustable valve pin ensures compatibility with any cylinder valve changes.
【How to Use】1. Use an appropriate wrench to connect the regulating valve to the adapter.2. Hold the cylinder firmly with one hand, and fasten the adapter/regulator to the cylinder with a wrench.3. The pin in the adapter will depress the valve on the cylinder and open the gas flow.4. Continue to tighten the adapter on the cylinder.

Specification:
Item Type: CO2 Fill Adapter
Material: Aluminum Alloy
Color: Gold+Black
Pressure Gauge: 3000psi
Interface: 1/8NPT
Female Thread: TR21-4
Weight: Approx. 104g / 3.7oz
Product Size: Approx. 64.2mm / 2.5in

How to Use:
1. Use an appropriate wrench to connect the regulating valve to the adapter.
2. Hold the cylinder firmly with one hand, and fasten the adapter/regulator to the cylinder with a wrench.
3. The pin in the adapter will depress the valve on the cylinder and open the gas flow.
4. Continue to tighten the adapter on the cylinder.

Package List:
1 x Valve
1 x Gasket

Note:
1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.
2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.