An appeal for information has been made about a motorbike which is believed to have been used in the shooting in Drimnagh this week.
Anyone who may have spotted the black Talaria Sting in the vicinity of Dolphin Road in recent days is being asked to come forward.
The electric bike was observed in the vicinity of Dolphin Road, Crumlin Road and Davitt Road on Sunday night and into Monday morning.
A post mortem was completed on the body of 20 year-old Josh Itseli yesterday after he was gunned down on Knocknarea Road in the early hours of Monday morning.
Two men in their 20s and a teenage boy arrested in connection with the investigation remain in custody.
Gardaí are also appealing to any taxi drivers, public service vehicle (PSV) drivers and any motorists who observed pedestrians, or who may have been approached by pedestrians, on Davitt Road in the early hours of Monday morning, to get in touch.
Anyone with any information is asked to contact Sundrive Road Garda Station on 01 666 6600, the Garda Confidential Line on 1800 666 111 or any Garda Station.
