The Orange Research 1201PG-1A-2.5B 3000PSI Pressure Gauge 1201-S1007 is a high-quality industrial pressure gauge designed for measuring pressure levels up to 3000 psi. With a dial size of 3 inches and a fitting size of 0.25 inches, this model is suitable for various applications in pneumatics, hydraulics, pumps, and plumbing systems. Made by the reputable brand Orange Research, this gauge is a reliable and accurate tool for monitoring pressure levels in industrial settings.