20x110mm

The 20x110mm cartridge was originally developed as an aircraft cannon round for the Hispano-Suiza HS.404 cannon. It has been adapted for use in anti-materiel rifles like the Croatian RT-20.

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RT-20
LIMITED PRODUCTION

RT-20

Anti-Materiel20x110mm

The RT-20 (Rucni Top 20mm, Croatian for Hand Cannon 20mm) is a Croatian anti-materiel rifle that fires the extremely powerful 20x110mm Hispano-Suiza cartridge. It uses an unusual recoil-operated bolt mechanism with a massive muzzle brake an

Government-owned facilities (Croatia)
Croatia
1994+