les points principaux:
(j) An attachment, as supplied by a licensed manufacturer, capable of hanging
the rudder stock and rudder pintle from may be fitted to the transom.
(k) Hull gunwale extensions as supplied by a licensed manufacturer may be
fitted.
(l) An additional block or fairlead device may be attached to the toe rail on
each side of the cockpit to facilitate the use of a retractor shock cord for
the aft trapeze wire. The shock cord may be attached anywhere in the
cockpit.
(c) The tiller forward of the rudder head may be modified.