High Side Gauge, Diameter 3 1/8 in, Connection Size 1/8 in, Color Red, Gauge Type High Side Gauge, Gauge Accuracy +/-3-2-3 Percent, For Use With R-32, R-410A, R-454B

Low Side Gauge; Diameter 3 1/8 in; Connection Size 1/8 in; Color Blue; Gauge Type Low Side Gauge; Gauge Accuracy +/-3-2-3 Percent; For Use With R-32; R-410A; R-454B