Allstar SZD-54 Perkoz

The Allstar SZD-54 Perkoz () is a Polish two-seat, glider, designed and produced by Allstar PZL Glider of Bielsko-Biała.
Design and development.
The SZD-54 was designed in 1991, but company and political upheaval in Poland resulted in the glider not being put into production until 2011.
The aircraft is type certified to European Aviation Safety Agency CS22 standards. It features a cantilever mid-wing, a two-seats-in-tandem enclosed cockpit under a large bubble canopy and fixed monowheel gear with a small nosewheel and a tail caster.
The aircraft is made predominantly from fibreglass. Its span wing has an area of and mounts air brakes, as well as winglets. Optional wing tips are available for with winglets in the utility category and without winglets for aerobatics. All controls are automatically connected upon assembly. Despite its fixed landing gear, the SZD-54 has a best glide ratio of 42:1 with the span wing.
The SZD-54 has a design airframe life of 15,000 flight hours, but is approved for 3,000 hours and comes from the factory with a two-year warranty.
Operational history.
By November 2012 two examples had been registered in the United States with the Federal Aviation Administration.
In December 2017, the Colombian Air Force had received two SZD-54-2 gliders for training purposes.