The Kolb Ultrastar is an American single seat high wing strut-braced single engine pusher configuration conventional landing gear-equipped ultralight aircraft that was produced in kit form by Kolb Aircraft of Phoenixville Pennsylvania and intended for amateur construction. The Ultrastar was the second design produced by Kolb Aircraft was a redesigned and improved Kolb Flyer and succeeded the Flyer in production.
Made by New Kolb Aircraft.
It is the successor of the Kolb Flyer .