HS-129 30mm Cannon
30-mm MK 103 Cannon-German attack aircraft Henschel Hs. 129. basic characteristics of air automatic gun MK 103: length: 2.45 m, weight: 143 lbs, rate of fire shut/min-425, the initial velocity (m/s)-710, weight of projectile: 0.44 lbs., weight -0.53 cartridge-0.778 -0.935 kg.