Use to connect a R1234YF refrigerant tank to R12 or R134a hoses. Includes adapters to connect a R12 or R134a to a R1234YF refrigerant tank. Adapters: ½ ACME w/LH threads female X ¼ SAE Male and a...
Checks low side operating pressure to measure the level of refrigerant in R-1234yf systems. Indicator needle locks into place for easy viewing. Easy access pressure release button to reset gauge