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If you pull the barbs out (they are pressed in), the holes are perfect size for 3/8npt and 1/2npt taps. Once you tap it you can put whatever fitting you want in there.
If you pull the barbs out (they are pressed in), the holes are perfect size for 3/8npt and 1/2npt taps. Once you tap it you can put whatever fitting you want in there.