Bilsam Ultra Cruiser

The Bilsam Ultra Cruiser is a family of Polish microlight aircraft designed and produced by Bilsam Aviation of Poznań, introduced in the 2000s. The aircraft is supplied as a complete ready-to-fly-aircraft, as a kit and in the form of plans for amateur construction.
The manufacturer's website is non-functional and has been so since about 2008, so it is not clear if the company is still in business.
Design and development.
The Ultra Cruiser was designed to comply with the Fédération Aéronautique Internationale microlight category, including the category's maximum gross weight of and the US FAR 103 Ultralight Vehicles rules, including the category's maximum empty weight of .
The Ultra Cruiser I features a cantilever high-wing, a single-seat enclosed cockpit under a bubble canopy, fixed tricycle landing gear and a single engine in pusher configuration.
The aircraft is made from composite material. Its span wing has a wing area of . The standard engines used are the Hirth F-33 two-stroke or the Bilsam TNA 650 Suzuki automotive conversion powerplant.
The aircraft has a typical empty weight of and a gross weight of , giving a useful load of . With full fuel of the payload for pilot and baggage is .