Universal hovercraft we are known around the world for our innovative, high speed hovercraft designs and solutions. our recreational, commercial and rescue hovercraft. 12 scarab 350; ray kendrick; small tri; ply plans; team scarab. 12 solo 12; chris ostlind; personal tri; ply plans; duckworks. F-9a, f-9ax and f-9r trimaran designs note that the f-9 series of designs were superseded by the more advanced f-32 series. dennis neumann’s f-9a milagro in connecticut ..