.30 caliber ANM2 Ring Mount Set. Includes Carriage Assembly, MK9 Cradle Assembly and Ammunition box and display non-gun. Fits on several WWII Warbirds, including the North American AT-6 (Texan), SNJ and other WWII Warbirds. All components are US GI, WWII, Original. New manufactured ammunition boxes available. US GI, Excellent to NOS Condition.