ArmA3 Sukhoi Su-33 Flanker-D gun test(Gryazev-Shipunov GSh-301) HD

http://arma3.nobatgeldi.com/ The Gryazev-Shipunov GSh-30-1 (the actual Russian designation is GSh-301; also known by the GRAU index designation 9A-4071K) is a 30 mm autocannon designed for use on Soviet and later Russian military aircraft, entering service in the early 1980s.