Moorabbin Crime Investigation Unit detectives have charged a man following an alleged road-rage incident in Cheltenham earlier this week.
It is alleged a man was driving erratically on Warrigal Road, before he approached the window of another vehicle about 7.20pmon Monday, 29 April.
He allegedly threatened the occupants of the vehicle with a sawn-off shotgun.
There were no physical injuries during the incident.
Police intercepted the male driver on Bourke Road in Clayton South on 2 May, where firearms, ammunition and edged weapons were allegedly seized.
The 28-year-old Clarinda man was arrested at the scene.
Detectives executed a search warrant at an address in Clarinda, where they located further ammunition and an imitation firearm.
The Clarinda man has been charged with:
• possessing an unregistered handgun (x2)
• assault with a weapon
• possessing cartridge ammunition without a licence (x2)
• possess Prohibited weapon (x2)
• possessing a controlled weapon
He was remanded to face Moorabbin Magistrates' Court later today.