Gas-operated semi-automatic 12-gauge shotgun, with 24-in. barrel and interchangeable choke tubes. Receiver and barrel are made of an aluminum alloy, with an anodized black or gold finish. Stock and forearm are of plastic. Approximately 2,000 manufactured during 1964 and 1965. NOTE: Add 10 percent for gold finish. Extraordinarily lightweight at 5.5 lbs., two-shot capacity.