The sotsgold511demo.exe file you have requested: Official Demos / v511 / Sailors of the Sky v. 5.11 Gold Demo - 19.16mb is not available. Perhaps try browsing all files for the game Sailors of The Sky and upload any files you want to share or are missing. This is the only information we could locate:
This demo gives you the chance to try out Sailors of the Sky, the sailplane simulator from Jess Saiz Ayala. This demo is time-limited to five minutes.