Nevin Spence, Ian Humphreys, Declan Fitzpatrick, Willie Faloon and Chris Henry, Nigel Brady and Paul Marshall are all included after representing the Irish Wolfhounds last week.
The match day squad will be named on Friday.
ULSTER SQUAD FORWARDS
Jerry Cronin, Declan Fitzpatrick, Paddy McAllister, Bryan Young, Alan Whitten, Nigel Brady, Andi Kyriacou, Ryan Caldwell, Neil McComb, Johann Muller, Tim Barker, Pedrie Wannenburg, TJ Anderson, Willie Faloon, Chris Henry, Robbie Diack.
ULSTER SQUAD BACKS
Ruan Pienaar, Paul Marshall, Ian Humphreys, Niall O'Connor, Ian Whitten, Nevin Spence, Johnny Shiels, Luke Marshall, Simon Danielli, Tommy Seymour, Craig Gilroy, Mark McCrea, David McIlwaine, Jamie Smith, Adam D'Arcy.