Büttner Propeller
Büttner Propeller, also known as Gerald Büttner - Obernkirchen, is a German aircraft manufacturer based in Obernkirchen and founded by Gerald Büttner. The company specializes in the design and manufacture of powered parachutes, paramotors and aircraft propellers. The aircraft are ready-to-fly designs for the European Fédération Aéronautique Internationale microlight and categories.
The company has a line of paramotors called the Büttner Crazy Plane and a line of powered parachutes called the Büttner Crazy Flyer. At one time it also produced the Büttner Easy Plane.
Büttner also builds two-bladed carved wooden and two, three and four bladed plastic ultralight aircraft propellers.