The fabric isolated in addition to the prototype inhibiting the imprisonment that is removed, showing the preliminary shape and design of this fighter line.

The image shared on the Russian Social Network on July 19 showed that the Checkmate stealth fighter (shirts) was removed, prepared for the launching ceremony in the framework of the International Aviation Exhibition MAKS 2021 by Russia

CheckMate fighter in the display area.

The photo shot Checkmate shows that the plane has an engine, with a large front suction slot in front of the cockpit similar to Boeing's X-32 prototype.

The aircraft seems to have two small-sized weapons compartments in front of replies, most likely for short-range missiles, with a large weapon compartment under the abdomen.

The video published by Russian State Rostec Group on the same day also shows the serrated air discharge door of Izdeliye 30 engine developing for Su-57.

The new fighter appears on July 15 at the MAKS-2021 Aviation Exhibition venue.

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Military experts said this was stealth fighter with the US F-35 series, there were not many common points with Russian fighter designs announced.

An American intelligence source indicates that Russian fighters are named Screamer (screamrer) to simplify identification and announcement in combat, but do not give the reason this name is selected.