NEW Pressure Gauge WOG air compressor hydraulic 2"face 0-30 lower mnt 1/8"npt Brand new industrial 0-30 PSI air pressure gauge with a 2" face. This gauge has 1/8" NPT male threads which come out the side of the gauge. This gauge is a top quality gauge made with a black steel case and a chrome front bezel. This gauge has number markings at 0,5,10,15,20,25,30 psi.