Russian 2S23 NONA-SVK fire support vehicle based on extensively modified BTR-80 amphibious wheeled APC with 120 mm 2A60 rifled gun/mortar from the tracked 2S9 NONA. Operated by a crew of 4. Water-cooled V-8 engine. Tyre inflation system. Armor protection front and rear. Fitted with night vision and thermal imaging devices.