Single-engine, single-seat aircraft, intended for sport-recreational and tourist flying with limitations for non-acrobatic operation, category special. Biplane with struts and reinforcing cables with engine in towing configuration and fibreglass ground adjustable propeller. The cabin is open with access from the top. The landing gear is of the classic stern type. The entire structure is a combination of chrome-molybdenum thin-walled tubes, canvas and duralumin wing spars.