152 mm gun-howitzer D-20
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The 152 mm gun-howitzer M1955, also known as the D-20, is a manually loaded, towed 152 mm gun-howitzer artillery piece, manufactured in the Soviet Union during the 1950s. It was first observed by the West in 1955, at which time it was designated... Wikipedia
Barrel length: 5.195 m (20 ft) L/34 (with muzzle brake)
Breech: Vertical semi-automatic sliding-wedge
Caliber: 152.4 mm (6.00 in)
Crew: 8
Effective firing range: 17.4 km (10.8 mi)
Elevation: -5° to 45°
Height: 1.93 m (6 ft 4 in)