Parker 169PMTNS-8-M12-pk10 Push-to-Connect D.O.T. Fitting, Tube to Metric Thread, Push-to-Connect and Metric 90 Degree Elbow, 1/2" and M12x1.5 mm, Brass, 1/2", M12 x 1.5 mm (Pack of 10): Amazon.com: Industrial & Scientific
LF3000(R) Metric Push-to-Connect Fitting: Polymer, Push-to-Connect | Air & Non-Potable Water Push-to-Connect Tube Fittings | The BuildClub - Buildclub