Pressure Gauge, Welding, Dial Size 2 In (51mm), Range 0-30 psi /2 bar (Red Zone), Connection Size 1/4 In (6mm) MNPT, Connection Location Bottom, Smallest Graduation 1 psi, Graduations 5 psi, Case Material Steel, Case Color Black, Socket Material Brass, Tube Material Phosphor Bronze, Lens Material Polycarbonate, For Use With Pressure Regulators, Manufacturers Warranty Length 1 Year. This item has been restricted from sale in the following state (s): []