Pressure (high side, red) 2-1/2" gauge for r-410a only. High quality steel case standard size gauges are the identical gauges used on our manifolds. Will retrofit as replacement gauges on all other manufacturer's manifolds. Surge dampened for accuracy and full size brass movements. Recalbiration screw easily adjusts if gauge does not zero out. High impact clear view lexan lens with 1/8" mpt connection. Gauges are sensitive instruments and should not be subjected to pressures beyond scale. 0 to 800 psi. Made in the USA

Warning: This product may expose you to chemicals including lead which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov