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. https://nationalinterest.org/blog/buzz/problem-chinas-j-20-stealth-fighter-doesnt-have-gun-40402
blog article
CHINA'S J-20 STEALTH FIGHTER DOESN'T HAVE A GUN
Observers of the twin-engine stealth fighter long had speculated that the J-20 lacks a cannon. Photography of J-20s since the type's first flight in January 2011 hadn't revealed bulges or openings that might point to an internal gun. The J-20 hadn't appeared in public carrying an external gun pod. DAVID AXE READ MORE