SMA 100 PSI Dry Gauge - 2-1/2" Diameter - 920-SG100
Specifications Case MaterialEnameled Steel Connection1/4" Male NPT Connection MaterialBrass Fill MaterialDry Gauge Case Size2-1/2 Inch Gauge MountBottom Mount Lens MaterialAcrylic Max PSI Rating100 PSI PointerAluminum Pressure Gauge TypeDry Gauge Pressure Range100 - 300 PSI Weight0.25 lbs. These gauges are designed for use with gas, oil, and water or any medium not corrosive to brass or bronze. Thanks for looking!