A number of people were evacuated from the area, and the services of the Army EOD were requested.

The garda station was evacuated following the incident on Tuesday.

The garda cordon has been lifted and the area has now been declared safe

The men have been taken to the serious crime suite at Musgrave Police Station in Belfast for questioning.

The Irish Defence Forces were alerted this morning, when a member of the public entered Ballyfermot Garda station with devices found at a nearby location