PIC Gauge PRO-202L-254C Glycerin Filled Industrial Center Back Mount Pressure Gauge with Stainless Steel Case, Brass Internals, Plastic Lens, 2-1/2" Dial Size, 1/4" Male NPT, 0/30 psi Stainless Steel Case and Bezel Brass Internals and Connection Phosphor Bronze Bourdon Tube Liquid Filled Plastic Lens