Star Compound/Suction Gauge 4"Glycerine -1/+9

Compound gauge glycerine filled 4" flange mount -1 to 11bar R134a/R404A

Star Compound/Discharge Glycerine-1/+25

Star Ins Torr Gauge 4"Absolute 0-40 1/4"

Pressure gauge glycerine filled 4" flange mount 0 to 25bar R134a/R404A