I am planning on getting the UCD 60 in the next couple of months and have been doing some reading on the 60 size plane and have read a few posts about it being built on the recomended CG and the plane would have a better 3D performance with a more aft. infact under the product guide here on RC Universe is where I read about the CG being more AFT for a more 3D experance check it out here

http://www.rcuniverse.com/magazine/a...?article_id=44

just copy and paste to your address bar
read about it its god reading and there is some vid on it there too.
great Flying
Rick