As the tittle states, im building a Arreaux upscale. Thanks to John Coker for the idea. https://www.jcrocket.com/arreaux.shtml . Im using Blue tube airframe and e-bay, 3" PM motor mount (unlike John's upscale), 1/2 centering rings. G10 .125 fins, and a used 75mm aeropack reatiner. PR 5-1 ogive...