The 20-year-old Jamaican star emerged as one of the hottest prospects in European football at Bayer Leverkusen last season following his switch from Genk in January 2017.
New Gunners boss Unai Emery has been tracking Bailey throughout the summer but Roma appear to have jumped to the front of the queue in their bid to sign him.
Having lost out to Barcelona in the race for rising Brazilian talent Malcom, the Giallorossi are fixed on Bailey and could offer as much as €60million for his services.
