Hotchkiss 13.2 mm machine gun
The Hotchkiss 13.2 mm machine gun, also known as the Hotchkiss M1929 machine gun, was a heavy machine gun, primarily intended for anti-aircraft use, designed and manufactured by French arms manufacturer ... Wikipedia
Barrel length: 1 m (3 ft 3 in)
Caliber: 13.2 mm
Effective firing range: 4,200 m (13,800 ft) AA ceiling
Feed system: 30-round box magazine, or 15-round feed strip
Mass: 37.5 kg (83 lbs); single gun, stripped
Maximum firing range: 7.2 km (4.5 mi) at 45°
Muzzle velocity: 800 m/s (2,625 ft/s)