POLICE have released a CCTV image after a 12-year-old boy was threatened with being stabbed by a robber who stole his bike in Blackheath.

The offender grabbed the boy by his shoulder and threatened to stab him, before riding away on his orange and black GT bike in the direction of Avenue Road.

The robbery happened on Cardale Street, Blackheath, at around 4.20pm on Tuesday, August 25.

Sandwell Police have released a CCTV image of a person on a bike, who they wish to speak to.

A Spokesman for Sandwell Police said: "A 12-year-old had his bike stolen in Cardale Street, Blackheath at around 4.20pm on Tuesday 25 August.

"The offender grabbed the boy's shoulder and threatened to stab him, before riding away on the orange and black GT bike in the direction of Avenue Road.

"f you have any information please contact detectives, quoting crime number 20SW/203390X/20, via Live Chat at www.west.midlands.police.uk, 8am to midnight, or call 101 anytime.

"To tell us what you know, not who you are, call Crimestoppers on 0800 555 111."