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Feature
Blue Gauge (low): 0-550 PSI, Red Gauge (high): 0-750 PSIRed and Blue 60" long charging hose R12, R22, R134A (1/4" x 60")
Yellow 60" long charging hose R12, R22, R134A SAE (5/8" x 60")
Works for R410, R22, R134a
Burst pressure: 4000PSI, Max working pressure: 800PSI