4.5" Face 1/4" NPT 0-200 PSI Pressure Gauge Lower Side MountBrand new 0 200 PSI air pressure gauge. This high quality gauge features a 4. 5" face with easy to read markings and a large dial! This gauge is easy to see close up or from across your shop! This is a top quality gauge that is easy to read. This gauge will accurately measure air pressure up to 200 PSI. The markings read at 0, 20, 40, 60, 80, 100, 120, 140, 160, 180, and 200 PSI with marks for every 5 PSI. This gauge comes equipped with a 1 4" Male