Llanelli will have to keep a close eye on Wanderers wing Robin Lock.
For the first of two games against Llanelli in eight days, Glamorgan Wanderers have picked from a near full strength squad.
After the win over Pontypool Jason Pocock returns at full back with Scott Sneddon reverting to his normal position at number 10.
In the pack Ross Johnson starts at hooker and takes the captaincy. There will be a late decision made at Number 8 depending on the fitness of Richard Thomas.
Sam Warburton continues his return to full fitness with another start on the bench after impressing as a sub last week. He is joined amongst the replacements by young scrum half Lloyd Williams who has missed nearly all the season with a shoulder injury.
Glamorgan Wanderers: 15. Jason Pocock 14. Robin Lock 13. Simon Rosser12. Gareth Morris 11. Jamie Jones 10. Scott Sneddon 9 Glenn Holloway: 1. Nathan Trevett 2. Ross Johnson (capt) 3. Mark O'Leary 4. Gareth Knight 5. Tom Evans 6. Nio Aiono 7. Ben Rose Richard Thomas / Mike Grimes
Substitutes: 16. Ryan Price 17. Matthew Bolton 18. Alex Luff 19. Sam Warburton 20. Lee Highgate 21. Lloyd Williams 22. Mark Roper
As the countdown continues for RWC2015, Tournament Chief Executive Debbie Jevans visited the Millennium Stadium to discuss preparations for the eight matches and reveal the positive news that 100,000 tickets for games at the home of Welsh rugby have sold in the last seven days.
Jason Harries is targeting a first win on the World Series circuit this season with Wales. The series returns to action this weekend in Dubai where Harries is part of a team hoping to build from its efforts in round one in October.
Wales skipper Jevon Groves says his side have addressed a few points from Gold Coast and aim to 'hit the ground running' in the next two rounds of the World Series, kicking off with this weekend in Dubai before heading off to South Africa next week.
Wales Sevens manager Steff Thomas is hopeful his side can build from a quarter-final spot in the opening round of the World Series in Australia when his side take part in the forthcoming double header in Dubai and South Africa.