Itauma, 21, used speed and power to dismantle Franklin, landing a decisive uppercut in round five that ended the bout. The win marked his 12th stoppage in 14 professional fights and raised his knockout percentage to 86%.
With the victory, the Chatham prospect is now positioned for a world title shot. He has expressed interest in fighting unified champion Oleksandr Usyk, while promoter Frank Warren plans a return in July.