Brimbank Embona Investigators are appealing for assistance after an armed robbery in Albanvale earlier this month.
Investigators have been told a man entered a convenience store with a home-made firearm, on kings Road around 4.20am on Wednesday 3 November.
The man stole cash and cigarettes before fleeing the store.
He is described as being between 30 and 50-years-of-age and wearing a distinctive black and red hooded jumper and black face mask.
Police have released an image of a man they believe can assist them with their enquiries.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or at www.crimestoppersvic.com.au.
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