Build it as either control line or R/C. Designed for .15-.25 engines (RC), or for .25-.65 engines (CL).
As a BONUS I include a very nice 3-view document as well as a copy of a wonderful 11 page INVADER article from Warbirds International. You’ll not find a more thorough offering.
YOU ARE PURCHASING A NICE, CLEAN, WHITE, FULL-SIZE COPY OF THIS PLAN + BONUS DOCUMENTATION FOLDED AND IN A MANILA ENVELOPE.
“Shipping was fast. Plan quality is excellent!! Will definitely shop from BrookwoodFlyer again.” ~ Oliver A. Centennial, CO