Description:  This valve can be used in a cylinder or DIY generator to control two gas pipes and be adjusting gas output on cylinder and disposable carbon dioxide equipment.     Specification:  Material: Plastic + Metal.  Connect: Outer Φ6mm Pipe (recommended PU pipe).     Features:  - Can be used to adjust the volume of gas on the DIY equipment.  - Can be used in a cylinder or DIY generator to control two gas pipes.  - Can be used for adjusting gas output on cylinder and disposable carbon dioxide equipment.  - Can be connected in series with the original fine-tuning valve of CO2 generator, to increase the accuracy of the adjustment, can also be used as a switch directly.     Warm Tips:  - Each trimming valve is subjected to strict air tightness testing before sale. It can be completely closed within 3kg/cm2 and the pressure within 3kg can push off all the finers. Please rest assured.  - It is difficult to adjust the amount of air output from large to small, because it takes time for air pressure to travel through the hose, which is relatively dull. You first tighten the trim valve, then stop the air outlet, then slowly turn the trim valve open. It's much easier to tune up.     Package Included:  1pc X CO2 Valve.     Notice:  1. Please allow a bit error due to manual measurement. please make sure you do not mind before you bid.  2. The color may have different as the difference display, pls understand.