Bob "The Axeman" Hildebrand, the Rebel Commander of Airsoft GI's BB Wars gives us an overview of the G&G Armament RK47 AEG. The new RK74 has a metal receiver, CNC machined Keymod RIS , ambidextrous charging handle, and 6-position retractable stock. This has a MOSFET and G&G's Electronic Trigger Unit (ETU) that is a programmable for a 3-round burst. Other features include the 6.04mm inner barrel, 30/60 Magazine, and the new IFRIT High Torque Motor.