... 63,100,150mm Acc.1,6/1.0) Bourdon Tube Pressure Gauge for Chemical Use (Dia. 63,100,150mm Acc.1, ... 1bs, kg/cm2...) -1...600bar(psi, 1bs, kg/cm2...)Connection threadBrass, G1/4", G3/8", NPT, BSPT... St.St.Brass ... back excentreLens GlassDialAluminium-whitePointerAluminium-blackOptionsfront flange, back flange, three-cornered ring with u-clamp-fixing, internal stationary red pointer, maximum pressure ...