Here a little interesting history from Bruce himself :

> > > >
> > > > I'm the designer of the
> > > > original Four-Star, the Four-Star 40. While at Sig, I also designed
> > > > the 120-sized version. After leaving Sig, the first design I worked
> > > > on was my "improved" version of the Four-Star, and I chose to make it
> > > > a .60-size model (Venture 60) so as not to compete with the existing
> > > > kits. A year or so later, Sig introduced the FS60. From what I can
> > > > tell, the wing of the FS60 has a substantial increase in the weight of
> > > > the structure due to the inclusion of a couple lite-ply shear
> > > > web/spars and some extra diagonals. For the record, I don't think all
> > > > that stuff is necessary and it's been proven with the V60 wing. One
> > > > other difference is that the V60 is designed to use a single aileron
> > > > servo to save a bit more weight; however, a lot of builders go ahead
> > > > ane put dual servos in the V60. Either way works fine.
> > > >
> > > > V60s, almost without exception, tend to weigh right about 7 pounds.
> > > > FS60s tend closer to 8 pounds. I think my wood selection makes a
> > > > difference too...
> > > >
> > > > Bruce