Can I still purchase a STAC Zero Halcyon, Base model or Powermeter model? January 26, 2022 22:39 Updated No, all STAC Zero models are now out of stock. See also: How is Fliiiight different from the STAC Zero Trainers? Related articles How is Fliiiight different from the STAC Zero Trainers? STAC ZERO: STAC Control Panel app Will a firmware update allow me to enable Fliiiight's Virtual Inertia for my STAC Zero Halcyon? STAC ZERO: Compatible training apps Will 4iiii continue to support my STAC Zero trainer?