The victim was hit with a fire extinguisher and suffered a fractured skull in Carrickfergus attack.
Police carried out a controlled explosion after the object was declared a viable device.
The victim was treated in hospital after the incident in Carrickfergus.
The Albert Arms provided a place for residents to watch the World Cup, Wimbledon and the Open
Former Carrick Rangers captain Aaron Harmon has signed a one-year deal with Gary Hamilton’s side ahead of the upcoming season.