This stock bolt is used to attach the rudder pintle or gudgeon to the rudder stock.
As used on the following boats:
RS Tera - Old style Seasure rudder stock.
RS QBA - Old style Seasure rudder stock.
RS Feva - Old style Seasure rudder stock.
RS Vision, RS Vareo, RS100, RS200, RS400, RS500, RS700 and RS800.