sentences:  During the 1930s both Breda and SAFAT (a division of FIAT) were tasked with producing designs for a new range of machine-guns for use in aircraft of the Regia Aeronautica, the offering from Breda being preferred.FIAT contested the decision but lost, resulting in the sale of SAFAT to Breda to form Breda-SAFAT.Despite the aim of producing an airborne machine-gun equal or superior to other similar weapons, the use of low propellant capacity rounds resulted in significantly lower muzzle velocities than other weapons of similar calibres.