REGULATOR GAUGE CLOCK METER, 0-160

REGULATOR GAUGE CLOCK METER, 0-160 
This accurate gauge clock measures and displays the pressure into
the flex line opposite the diaphram bonnet. It is typically screwed into the top of
diaphram bonnet & measures the line on the bottom of the diaphram bonnet such as carbonator pressure.
It's threading will allow you to apply this gauge clock to virtually all brand regulators.