General Pressure Gauges 5J2 1)Dial: 1.5", 2", 2.5", 3", ... : 1/8" 1/4" 1/2" 3)CE Certificate General Pressure Gauges 5J2 are high quality dry gauges design to provide ... .5%,1% accuracy, recalibrators,restrictors, special connections and more. Snap In General Pressure Gauges 5J2