Screw the adapter onto a standard CO2 gas bottle.Empty CO2 cylinder is screwed into the adapter.
Open the large gas bottle valve.Open the bleed screw.Unscrew the CO2 cylinder
After approximately 15 ... 20 sec, the cylinder is completely filled.Close the valve of the large gas bottle
Material: Solid Brass
Specifications:
This adapter is used to filling CO2 to SodaStream tank easily
Knurled pattern handle with easy screw on/off
Thread for Small bottle : 21*4
Thread for Big bottle: W21.8-14 or CGA320
Material: Brass