During the dynamic shows, the watchers could see the fortress in a version of the classical armored transporter, which showed its ability to overcome various types of terrain. The vehicle in this version is designed for a 10-man combat group and 1 soldier acting as a driver. It can take up to 2,000 kg of useful cargo. Depending on the armor configuration, this vehicle is protected against missiles and explosions at STAG 4569 level. This level of protection was to be achieved without expanding the mass, thanks to the usage of the latest Arquus technology in the field of armor and bodywork construction, which allows to keep the good mobility of “Fortress”. It is liable for a 340-horsed 6-cylinder MD7 engine coupled with an automatic 5-speed gearbox. The maximum velocity is 120 km/h with a maximum scope of 1200 km.