New Useful Bottle Adapter On 1/4 \"Sae Thread For R134a W21.8 To 1/4

For :W21.8 to 1/4 SAE. Male:1/4 SAE,Female:5/8 (W21.8). 1Set Bottle Adapter On 1/4 "SAE thread. Split design, suitable for switching between external thread 1/4sae and internal thread 1/4sae. Mode 1: The mounting nut is internal thread 1/4sae.