1、W21 to 1/4SAE refrigerant filling adapter, with good sealing performance.
2、Selected high?quality brass material, durable and wear?resistant, long?term use.
3、Suitable for R32, R134A, R407A, R404A, R422A, R422D, R507, R407C, R417A, R437A, R407F refrigerants.
4、Support 1/4SAE male thread connection, stable performance, no gas leakage.
5、Professional manufacturing, safe and reliable, suitable for refrigerators and air conditioners.