This is a fully lazer cut kit so it kind of goes together like a puzzle and then you glue it together. The pictures at Estar models of the plane without covering show this. With a 15 it will maintain flight at less than 1/4 throttle. If you go to www.rcuvideos.com and type in Air America in the search box it will take you to a short video of my conversion doing a fly-by. Here's a still of it in the Air.