Blackrock College co-coaches Barry Gibney and Emmett Farrell bring in prop Sean Byrne to tight-head as their only change to the leaders' side to play Clontarf at Castle Avenue.

Cork Constitution will give an AIL debut to possible Ireland Under-20 second row Brian Hayes at home to UL-Bohemian at Temple Hill tomorrow.

Former Leicester Tigers hooker Gavin Hickie has returned to St Mary's College ahead of their season opener at home to Dublin rivals Clontarf at Templeville Road.