@Gestour @TheHawk119 ok thank you guys

The new Beta?
The developers are updating the game to the newest Unity and are adding in some things we have asked for, for a while. Such as helicopter blades, hollow fuselages and more
Link to Beta page: https://www.simpleplanes.com/Blog/View/902865/1-8-Beta-now-available

There is a test going on to make sure everything works before it's released publicly.