Rudder for OPTIMIST, made from 15mm marine triplex. Finished with 3 coats of varnish. Supplied with brackets and tab. Designed for use in sailing schools and leisure centres. Rudder for OPTIMIST, made from 15mm marine triplex. Finished with 3 coats of varnish. Supplied with fittings for use in sailing and leisure schools. Wooden Optimist rudderblade Optiparts DESCRIPTION These wooden Optimist rudder blades are made from high grade marine plywood. The 12mm wooden rudderblade is varnished 3 times. All Optimist rudderblades from Optiparts can be used with the tillers, extensions and rudder fittings on and are available with and without rudderfittings (mounted).