You mean something along these lines: [IMG] [IMG] Check out http://www.parker-marine.com/brokerage.htm
For a short discussion on bilge keels go here:http://www.boatbuilding.com/article.php/advantagesoftwinkeels
Have a look at this design. It's in your size range, it's a proven design and it's affordable. http://www.parker-marine.com/28pischoonerpage.htm