Pressure Gauge,Liquid Filled,2″ Dia,1/4″ NPT Male Brass Connection,Lower Mount, Polycarbonate Lens Window, Stainless Steel case and Bezel Price: $8.62 (as of 08/05/2021 18:33 PST- Details)

It measures pressure for gas, liquid which has no corrosive to brass.
polycarbonate lens window
2″ dial size,filled with liquid

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