FERRODAY Dual Gauge CO2 Draft Beer Regulator Dual Stage Pressure Regulator

Description

I got this for a soda machine, which already had one included in the package, so this is surplus. New, but open box, never used. Comes with all parts and the manual. Sold as is.
Here is manufacturer info:
FERRODAY Dual Gauge CO2 Draft Beer Regulator Dual Stage Pressure Regulator CGA-320 CO2 Tank Beer Kegerator Regulator with Relief Valve Beer Keg Pressure Regulator for Homebrew 0-60 PSI 0-3000PSI
Top Quality No Leaks: FERRODAY lifetime CO2 keg pressure regulator features heavy duty forged brass body, exquisitely crafted tank washers and relief valve gasket to prevent any kinds of gas leakage!
Easy to Adjust by Hand: Our CO2 regulator has 2 control knobs, one adjustment knob enables more precise control even small adjustments, one shut-off knob allows instantly shut off without liquid backing up gas line, very easy to turn.
Lock Ring to Hold Your Setting: A lock ring under the big knob can firmly locked to hold your setting. Big gauges can accurately show the CO2 volume in cylinder and the output pressure to keg.
Relief Valve & Filter: Always safety first! A sintered metal filter in the stem keeps harmful contaminants out of the regulator. Customized manual relief valve releases pressure at 55-65 PSI each time for further adjustment and safety concern.