... Customizable different types of pressure gaugeDial size:1.5",2.0",2.5",3.0",4.0",6.0"Socket:bottom connection and back ... connectionConnection thread:NPT , BSP, BSPT and other special specificationBourdon tube:brass or ... phosphor bronzeCase: ABSWindow:polycarbonate window Dial plate:Single and dual scale (psi, kpa, mpa, bar, kg/cm2) availableAccuracy ...