[Langdon]

Originally Posted by Jean-Marc

Nope:

http://2009.severnesails.com/2009/pr...sail_gator.php

Gator size from 3.7 up to 6.0 required a RDM mast in 2009 and a SDM mast from size 6.5 up to 8.0 m2.
This is still true for 2010 and 2011...

Hmm..this is strange. Cause I've heard that even though RDM is recommended, it's compatible with SDM. Can anyone confirm/deny this ?