I came across this on the Wash D.C. craiglists "free" items (looking for old deck wood to build a dog ladder...).  I always though these twin keels would be cool but too much for me to take on.
29' Westerly Konsort Twin Keel - free stuff (craigslist.org)
<https://washingtondc.craigslist.org/nva/zip/d/quantico-29-westerly-konsort-twin-keel/7335528964.html>