THE top five positions in the WAFL colts for 2018 are locked away with one round remaining following wins in Round 20 on Saturday by Subiaco, Claremont, South Fremantle and East Perth.
Despite winning on Saturday, Claremont can't make the finals with one game of the season remaining and neither can West Perth, Perth or East Perth.
Subiaco is guaranteed of the minor premiership with Peel Thunder, East Fremantle, Swan Districts and South Fremantle the other teams who will take part in finals action.