85-mm D-44 divisional gun.

specifications of d-44 anti-tank gun:
Caliber – 85 mm;
Barrel length – 4685 mm (55 calibres);
Weight in combat position-1725 kg;
Transfer from combat to the stowed position – 1 minute;
Sighting the guns rate of fire of 10-15 rounds per minute;
The maximum rate of fire of the gun-20 shots per minute;
Speed of transportation on good roads-60 km/h;
Speed of transportation on the road - 15 km/h.
Calculation-5 people.

The d-44 is currently in service