Grabner has recorded 155 points (95 goals, 60 assists) in 317 career NHL regular-season games. He had 13 points (8-5) in 34 games last season.
Grabner was selected by the Vancouver Canucks with the 14th overall pick of the 2006 NHL entry draft.
Beck had 16 points (8-8) in 62 games for the Nashville Predators last season. The other players heading to the Islanders played in the American Hockey League or Ontario Hockey League last season.