Detailed Product Description Bourdon Tube Pressure Gauge Dia.75mm100mmCaseSteel-black, Option: stainless steelMeasuring SystemBrass, Option: St.St.Measure range -1...600bar(psi, 1bs, kg/cm2...)Connection threadBrass, G1/2", G1/4", G3/8", NPT, BSPT... Option: St.St.ConnectionBottom, back G1/4"LensPlexiglas, Option: glassDialAluminium-whitePointerAluminium-blackOptionsBezel-ring front flange back ...