Police have released images of a man who may be able to assist with their investigation into an armed robbery of a business at Tallai late yesterday afternoon.

Initial inquires indicate at about 5pm a man has entered the Tallai Road store and threatened a staff member with a metal bar demanding cash.

The 17-year-old female staff member complied and the man left the store with a sum on cash.

The man is described as between 25 and 30 years old, Caucasian in appearance, medium build, 175cm tall with brown hair and facial stubble. He was wearing dark tracksuit pants and jumper with a black hat.

Police also believe the man could be connected to a white sedan (pictured) that was parked near the business.