This is one of my favorite aircraft from Os Aero Klubb, Gliding club in Norway.
The Glider is originaly a Discus B, but the livery is for the Discus 2b 18m.
You need: https://flightsim.to/file/6768/discus-2b-glider
Works with version 3.0 and up, so far.
Screenshot taken at: https://flightsim.to/file/6504/starmoen-flyplass-ensm
Installation: Drag and Drop into community folder.