1.Pressure Gauge Manometer 2. SS case 40--150mm, Brass /SS connection, 3. Glycerine/Dry,with Flange or Bracket 4.CE Rohs Pressure Gauge/Manometer SpecificationTemperature Gauge/Thermometer SpecificationSizes of Case:2"/50mm, 2.5"/63mm,3"/75mm, 4"/100mm,6"/150mm2"/50mm, 2.5"/63mm,3"/75mm, 4"/100mm,6"/150mmCase:Stainless Steel 304Stainless Steel 304Fluid filled:Glycerine,Silicon\Window: ...