Schnellboot struts and rudders cast in silicon bronze "cardoughnuts is totally a thing now" – https://www.facebook.com/cardoughnuts. see hull-2 low cost mdf version. Huckins yacht corporation. frank p. huckins and his innovative quadraconic hull design were latecomers to pt boat design. not invited to participate in the original. About. this is a resource site by jeff davidson for the building details of an elco 80′ world war ii motor torpedo boat (mtb) / patrol torpedo (pt) boat with leanings.