by mschrock, published
I modified the frame from thing 25444 to fit the 1/2" square wood sticks from Lowes / Home Depot, and use #4 screws to fasten.
Print two frames, then assemble with #4 x 1" screws and nuts (be sure to use threadlocker)!
I printed with 100% infill for strength.
Inspired by: http://www.rcexplorer.se/projects/tricopterv25/tricopterv25.html
Modified from: http://www.thingiverse.com/thing:25444