SpecificationsEdit
Helicopter-mounted Mauser BK-27Data from Jane's Information Group[2]Type: single-barrel revolver cannonCaliber: 27 mm x 145 (1.063 in)Operation: revolverLength: 2.31 m (7 ft 7 in)Weight (complete): 100 kg (220 lb)Rate of fire: 1,700 rpm (+/- 100rpm)Muzzle velocity: 1,100 m/s (3,600 ft/s)Muzzle energy: ~157,300 JoulesProjectile weight: 260 g (9.2 oz)