Joondalup Detectives are seeking public assistance in relation to an aggravated robbery that occurred in Koondoola on Monday 17 February 2025.
About 5.30pm, a group of juveniles approached the victim who was alone at Koondoola Park on Koondoola Avenue.
The four males threatened the victim and stole his bicycle, riding off past the local community centre.
The bicycle, pictured, is a new black Pedal Thrasher 4.
Police believe several members of the public were in the area at the time and may have witnessed the incident.
Anyone with information or footage in relation to this matter, or the whereabouts of the bicycle, is urged to contact Crime Stoppers on 1800 333 000 or report online via www.crimestopperswa.com.au
All reports can be made anonymously.
Please quote Reference Number 11915.