Bulgarian fighter RFI includes JF-17s

The Bulgarian Air Force have issued request for information to companies in the USA, Sweden, Italy, and reportedly Pakistan, for 16 new generation fighters for replacing its current fleet of MiG21s. According to reports from Bulgaria, Pakistani-built JF-17s will be considered alongside F-16s, Gripens and Typhoons (tranche 1), the Thunders being considered as of 4+ generation but considerably lower in price than the other three types.