The ASHCROFT 35-1495A-02L is a precision air pressure gauge designed for industrial use. Made in the United States, this gauge features a 3.5-inch face diameter and a 1/4-inch connection diameter, suitable for various pneumatic and hydraulic systems. With a maximum pressure range of 3-15 psi, this back-mount gauge provides accurate readings for monitoring and controlling air pressure in a wide range of applications. The ASHCROFT brand is known for its quality and reliability in the field of hydraulics, pneumatics, pumps, and plumbing.