ZS, single seat Discus 2b, 42:1 glide ratio and fitted with LXNav-S80 GPS module

Duo Discus x 2

UO, twin seat Duo Discus, 46:1 glide ratio and fitted with LXNav-S100 GPS module

OD, twin seat Duo Discus, 46:1 glide ratio and fitted with LXNav-S100 GPS module