Full round of games this weekend
Will Addison will make his return from injury for Ulster in their Guinness PRO14 match against Cardiff tomorrow night.
The Ireland back has been out for nearly a month with a calf issue and comes into the side at full-back.
John Cooney and Billy Burns have been selected in the half-back positions with Jack McGrath starting in the pack.
The Ulster team is: 15. Will Addison 14. Craig Gilroy 13. Luke Marshall 12. James Hume 11. Louis Ludik 10. Billy Burns (Capt.) 9. John Cooney
1. Jack McGrath 2. John Andrew 3. Tom O’Toole 4. Alan O’Connor 5. Kieran Treadwell 6. Matthew Rea 7. Sean Reidy 8. Marcell Coetzee
Munster have handed a first PRO14 start to academy player Jack O'Sullivan in tomorrow's match against Ospreys at Musgrave Park.
He comes into the team at number-eight while Calvin Nash, Neil Cronin and James Cronin also make their first starts of the season.
Jed Holloway joins Billy Holland in the second-row as the Reds look to make it three wins from four in Conference B.
The Munster team is: 15. Mike Haley 14. Calvin Nash 13. Dan Goggin 12. Rory Scannell 11. Shane Daly 10. Tyler Bleyendaal 9. Neil Cronin
1. James Cronin 2. Rhys Marshall 3. Stephen Archer 4. Jed Holloway 5. Billy Holland (captain) 6. Jack O’Donoghue 7. Tommy O’Donnell
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