Co2 Adapter for Mini Gas Regulator Home brew Beer Corny Kegging Female TR 21*4 to Male 3/8 24UNF

1.This premium regulated co2 injector is made from machined adodised aluminium. 

2.It is very compact but is large enough to house a very small regulator(0~150 psi). 

3.Use the regulator to set the pressure and no need to worry about pressing the trigger on the charger too much or too little. 

4.Simply screw on the thread disconnect to attach your keg and set the dispense pressure.