Soviet 2K11A ‘Krug’
Soviet 2K11A Surface to Air Missile ‘Krug’
The 2K11 “Krug” is a Soviet and now Russian long-range, medium-to-high altitude surface-to-air missile (SAM) system. “2K11” is its GRAU designation, while SA-4 Ganef is its NATO reporting name. The system was designed by NPO Novator and produced by Kalinin Machine Building Plant.