Description: 【Material】: The R32 R454B Tanks Adapter is made of brass material, is sturdy, and has a long service time 【Easy To Install】: The R32 R454B Tanks Brass Adapter is easy to install and without complicated tools, lightweight and easy to carry 【Fitment】: Brass Adapter is suitable for A2L refrigerants, supports connection with R32, R454A, R454B and other 【Unique Design】: 1/4" SAE internal thread is a reverse thread structure, which avoids misconnection to traditional refrigeration systems such as R22, safe and reliable 【Universal Interface】: 1/4" SAE internal thread docking tank, 1/4" external thread adapts to refrigerant filling tools, suitable for standard HVAC equipment Specification: Material: Brass Size Chart: 1/4 inch external thread Package Includes: 1x R32 R454B Tanks Brass Adapter Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.