2A46 125 mm gun
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The 2A46 is a 125 mm/L48 smoothbore cannon of Soviet origin used in several main battle tanks. It was designed by OKB-9 in Yekaterinburg.
2A46M-1 in Motovilikha Plants museum
Rheinmetall Rh-120
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The Rheinmetall Rh-120 is a 120 mm smoothbore tank gun designed and produced in former West Germany by the Rheinmetall Waffe Munition GmbH company. It was developed in response to Soviet advances in a
Muzzle of a Rheinmetall 120 mm L/55 tank gun on a Spanish Leopard 2E
Prototype of the Leopard 2
An M1A1 Abrams, firing its US-built M256 120 mm tank gun
The smoothbore barrel of an Austrian Leopard 2A4