sailpower

15th August 2009, 11:10 PM

I really wonder:

Why Quad 66, 71, 81 and 86 have Quad 16 x 2 + Quad 11 x2 and why quad 76 have Quad 15 x 2 + Quad 12 x2.

has quad 76 got so many specific features? why only specific fins on this model?

Why Quad 66, 71, 81 and 86 have Quad 16 x 2 + Quad 11 x2 and why quad 76 have Quad 15 x 2 + Quad 12 x2.

has quad 76 got so many specific features? why only specific fins on this model?