MEC MEJ600-02 Dial Dry Pressure Gauge 0-300 psi, Brass Bottom Mount 1/4 in. MNPT, 2 in. Steel Case

Designed to measure the pressure of gas or liquid. Marshall Excelsior offers two types of gauges, dry and glycerin filled. The dry gauge is the most commonly used and least expensive gauge. With a glycerin filled gauge, the life of the gauge is extended, vibration of the pointer is minimized and condensation, caused by humid air inside the gauge, is eliminated.1/4 in. MNPT bottom mount0-300 psigDial size: 2 in.Fill type: dry
These products contain a chemical known to the state of California to cause cancer and birth defects or reproductive harm - https://www.p65warnings.ca.gov/chemicals/lead-and-lead-compounds