A man has been jailed for more than seven years after concealing a cache of firearms in a shipping container. Robert Weir, 56, was sentenced following a police search of a storage unit at Sandpoint Marina in Dumbarton in March 2025. Officers discovered a loaded, shortened Russian-made shotgun, a loaded Japanese shotgun, and two handguns with ammunition. Weir admitted multiple firearms offences at the High Court in Glasgow. He also pleaded guilty to possessing 1.7kg of cannabis with a street value of £17,202 at his home. Weir was sentenced to seven years and six months in prison at the court on Friday, the Crown Office said. Prosecutor Sineidin Corrins, of the Crown Office and Procurator Fiscal Service, said: “This was an important recovery of weapons that had the potential to cause significant harm.…