18m Griffiths Ketch Rigger Motor Sailer - Registered Length 14.38m AMSA Certificate of Survey 2B - 9+3 and 1E - 40 + 2." Advance II " is a well built all steel, staysail ketch rigged motor sailer. Raised aft deck, single chine, Full length keel with wing plus bilge keels. Will suit long . . .