The surprise winners of the competition two years ago are spearheaded by England all-rounder David Willey, who starred in the 2013 final scoring 60 with the bat before returning outstanding figures of 4-9, including a hat-trick to claim victory for his side.
Josh Cobb’s move from Leicestershire has bolstered the Northants’ ranks this summer which already contained the likes of Kyle Coetzer, South Africa batsman Richard Levi and Alex Wakely.