Andair currently manufactures 2 versions of this small lightweight duplex valve. The PS and the PD. Both versions offer a choice of fittings for the main engine feed line and female 1/8 NPT fittings for the return line.
The PS has the return line fittings pointing in the same direction as the main feed, and the PD has them at 90 degrees to the main feed.
Both Versions can also be supplied with an extension to the lever if required.