4PCS R410A Mini Split Adapter, 5/16" SAE Female to 1/4" SAE Male Flare, 2 Straight + 2 Angled Adapter, for HVAC Refrigeration Air Conditioner. Anti-Leakage Design: This conversion header adapter is equipped with a thimble, Each interface is finely processed, it can avoid opening the air conditioner core tube during operation, effectively preventing refrigerant leakage.
