ROK K263 Vulcan

K263 is a mobile air defense variant of K200A1 fitted with a 20mm anti-aircraft gun. In addition to low altitude airborne targets, K263 may engage ground targets. Its 20mm cannon, with a rate of fire of 3,000 rounds per minute, has an effective range of 1,200 meters against airborne targets and up to 2,000 meters against ground targets.