JIVTO Pressure Gauge,Liquid Filled,2 1/2" face Dia,0-30 psi/bar/kpa,1/4" NPT Male Brass Connection,Lower Mount, Polycarbonate Lens Window, Stainless Steel case.

Pressure gauge ( filled with liquidDia: 21/2 Range: 030 psi ( bar/kpaAccuracy: 2. 5% Connection: 1/4 NPT lower mount Stainless steel case Brass internal and brass connection Safety glass window Can be used for air, gas and liquid Do not use on Oxygen Service.