blue CO2 bottles from the larger CO2 tank
The adapter can be used to fill soda machine blue CO2 bottles from the larger CO2 tank of the CGA320 outlet valve, thus saving costs. It is no longer necessary to exchange your empty CO2 cylinders,no Complicated towing with our filling adapter,It built from quality materials for durability,it is With Gauge. it is designed for CGA320 Valve of CO2 Tank.