Ductless Mini Split System Charging Vacuum Port Adapter Swivel Type, 5/16 Female, 1/4 Male SAE
Brand: Pioneer
Converts the 5/16" SAE charging-Vacuum ports to accept 1/4" SAE gauge-hose set
Used on most newer R410A Ductless Mini Split Systems
Brass construction, with full swivel tip.
5/16" Female, 1/4" Male SAE