 Pre-contract work is underway, including final agreement on the helicopter's technical concept and other financial conditions.In 1997, Israel Aerospace Industries (IAI) in cooperation with the Kamov bureau entered the Ka-50-2 "Erdoğan" in a Turkish design competition for a $4 billion contract for 145 (later changed to 50) combat helicopters.The Ka-50-2 is a tandem cockpit variant of the Ka-50.