RE: GP Extra 300S 60 Build
Hi Rick try this:
[link]http://www.rcuniverse.com/forum/m_1062376/anchors_1062376/mpage_1/key_extra+300/anchor/tm.htm#1062376[/link]
More progress:
Pinned down a straight edge and then pinned the main spar against the straight edge.
Pinned down the ribs, glued and lined up using a combination square.