The Mastercool 85500 High-Side Gauge, psi/Fahrenheit (2-1/2 in.) features Anti-Flutter technology to reduce needle fluctuation and increase the accuracy of the acquired readings. This gauge is designed for high-side measurements and displays readings in psi and Fahrenheit units.

• Size: 2-1/2 in.
• Refrigerants: R-134A/22
• Units: psi, Fahrenheit
• Designed for high-side readings