The 1-1/2″ DRY 1/8″ NPT Brass Back 0-60 PSI/KPA/BAR GAUGE by Marvel is a high-quality pressure gauge designed for industrial use. With a range of 0-60 psi, kpa, and bar, this gauge allows for accurate measurement of pressure in a variety of systems. Its brass back construction ensures durability and reliability, making it a reliable tool for monitoring and controlling pressure in various applications. The 1-1/2″ size provides a clear and easy-to-read display, while the 1/8″ NPT connection allows for easy installation in different systems.