IS-5/Object 730 Heavy Tank

The IS-5 was an overhaul of the IS-4. The vehicle was rejected but it led to the IS-8 heavy tank.
Variants:
1.
Name: IS-5/Object 730
Type: Heavy Tank
Origin: Soviet Union
Year: 1949
Produced: 10

Length: ???
Width: ???
Height: ???
Weight: 50000 Kilograms
Speed: ???

Crew: ???

Primary Armament:
-122 mm D-25T
Secondary Armament:
-???

Gun Flexibility: °

Armor:
???

Sources:
http://ftr.wot-news.com/2014/12/29/is-5-object-730/
https://topwar.ru/36914-tyazhelyy-tank-is-5-obekt-730-trudnyy-put-k-t-10.html