I went to a military vehicle show in Horndean on our South Coast yesterday and had a look at this. This is fully intact, and owned on a UK Firearms Certificate. If primers and propellant could be located then it is ready to use. The owner said he was trying to locate some primers to make copied from the fire blank charges. He said he bought it for £5000 which I didn’t think was too bad. It was supposedly supplied to Italy after WW2, then found its way to Yugoslavia. After the 1990s war it was bought by an arms dealer who shipped it back to the UK. It then stood outside for a few years until the current owner bought it. QWe can’t own a .22 pistol here but can own a 155mm Howitzer. Makes no sense really.
Just to make this ammunition related, the projectile he had on display: