South African born Roberts has represented RGC before moving to Northern Ireland and later joining Ulster for the 2020/21 season.
Roberts is eligible to play for Wales through his paternal grandmother, who hailed from Llandysul.
Bradley Roberts comes into the squad as a replacement for Ken Owens
Ulster hooker links up with Wales squad
Wales have called on the services of hooker Bradley Roberts, following the announcement of Ken Owens’ back injury. The 25-year-old has made 10 appearances for Ulster, most recently as a try-scoring replacement against Connacht last weekend.
