Western Region Crime Squad detectives are investigating a burglary in Ballan where firearms and ammunition were stolen in March.
It is believed unknown offender/s have forced entry through a rear door of the Crook Court property sometime between 10.30am and 12.45pm on 16 March.
The occupants of the house were not home at the time and the offender/s have gained access to a secure gun safe, stealing three registered firearms, ammunition and documents.
A black 2011-2014 Mazda CX5 with no registration plates was seen in the vicinity of the burglary before driving away toward the Western Highway about 11.30am.
Investigators have released CCTV and images of the vehicle in the hope someone may recognise it.
Police are urging anyone with information about the burglary to call Crime Stoppers on 1800 333 000 or log onto www.crimestoppersvic.com.auExternal Link.