Gemma McDonald, Cathy McCourt and Karen McLaughlin head the 300 strong entry for Saturday’s 5th Stunnerz N Runnerz 5 Miles Women’s Only Road Race promoted by Sperrin Harriers at Magherafelt.
McDonald recently placed first in the Termoneeney 10K and had victories at Ballyclare and Rathlin last season.
McCourt, the former Masters champion, has come back successfully from injury with victory in the Ballymena 5 Miles and third place in the Les Jones 10K.
Karen McLaughlin had a good win in the Maghera 10K and was second at Ballymena and will challenge for a rostrum position.
Former Northern Ireland champion Suzanne Higgins of Lagan Valley was the winner at Magherafelt two years ago. She showed her well being with victory in the Jengana 10K at Antrim.
Ciaran Coyle, sixth last time, Nicola Swinson second at Termoneeney, Emma Rice, Irene Clements, Catherine Pinkerton and Gillian Logan will all be looking for high places.
The race is on a slightly different faster course which starts outside the Meadowbank Arena and finishes on the picturesque track.
The runners get underway at 12pm.
Also on Saturday the first edition of the Northern Ireland and Ulster Track and Field Championships are being held at the Mary Peters Track.
Hundreds of competitors will be competing for U14, U15, U16 and U17 Boys and Girls titles. The action starts at 9.45am with the U17 Steeplechase.