Footage from cameras was being sorted yesterday.
Police are appealing for any information about the incident.
The man who snatched the money is described as Maori, in his 20s, with black curly hair and a beard.
He was wearing a purple baseball cap, brown T-shirt and black jeans. He had a black jersey around his shoulders.
The second man was either Caucasian or pale Maori, about 1.82m (6ft) tall, of skinny build and wearing shorts. He had a scab on his face.
One man was riding a black mountain bike and the other a blue mountain bike.
Anyone with information about the offenders is asked to contact Constable Andy Clinton at Napier Police, ph 831 0700 - or the Crimestoppers line.