"Kobra" is a soviet system of radio-command guided tank weapon designated to combat tanks, armored vehicles, small-sized targets such as reinforced concrete pillboxes, earth covered structures and low-flying helicopters.
Fire can be conducted from standard 125 mm smooth bore cannon 2A46 of tanks T-64, T-72 and T-80.
Technical performance:
•    Caliber: 125 mm. Weight of guided missile: 37,2 kg.
•    Length of guided missile with propellent charge: 1000 mm.
•    Length of guided missile while in flight: 968 mm.
•    Firing range:
o    ground targets - 100-4000 m
o    helicopter - 4000 m (when target pointing from 5000 m)
•    Maximum speed of moving target:
o    ground - 75 km/h
o    helicopter - 300 km/h
Maximum height of helicopter-type target: 500 m. Maximum speed of carrier: 30 km/h. Maximum speed of guided missile: 400 m/s. Maximum flight duration: 17 s. Piercing performance: up to 600-700 mm.