Insurgent drops a grenade inside the gun barrel of a T-70/72 (not 100% sure of the model) The deflagration is most likely caused by the propellant and not detonation of HE.

Insurgent drops a grenade inside the gun barrel of a T-70/72 (not 100% sure of the model) The deflagration is most likely caused by the propellant and not detonation of HE.