Police have launched an investigation into an aggravated robbery that occurred at a Manuka bank this morning.

At about 10.30am, two men approached another man and allegedly threatened him with a firearm and a taser and made off with a sum of money.

Police believe that this is not a random attack at this stage and investigations are ongoing.

Police would also like to speak to anyone who may have dash-cam footage from the area around the time of the incident, or nearby businesses who may have CCTV footage.    

Anyone with information that could assist police is urged to contact Crime Stoppers on 1800 333 000, or on the Crime Stoppers ACT website. Please quote reference 7416300. Information can be provided anonymously.