JB Automotive Adapter 1/2 x 1/4 Inch Acme QC x Male Flared Brass 40 to 250 deg F For Use With: R134a Automotive Service • Quick connect/disconnect valve actuation without refrigerant venting • Safety sleeve holds coupler securely to service port • Color coded knobs • R134a automotive quick adapter quickly Retrofit existing SAE flare fittings for R134a automotive service Standard/Approvals: ARI 7202002