.22 LR cal., 16 in. aluminum barrel with steel liner, aperture rear sight, takedown action and barrel store in hollow plastic stock in either brown (rare), black, or multi-color, gun will float, designed by Gene Stoner, mfg. 1959-73 by Arma...
12 ga., 24 in. barrel, interchangeable choke tubes, recoil operated, high strength aluminum barrel and receiver, plastic stock and forearm, either gold anodized or black finish. Only 2,000 mfg. 1964-65.
.22 LR cal., similar to AR-7 Explorer, only with custom walnut stock including cheekpiece, pistol grip. Mfg. 1964-70.
7.62 NATO cal., GIO, select-fire machine gun, originally designed by Eugene Stoner, 20.8 in. barrel, rotating bolt locks into barrel extension (not receiver), 20 shot detachable mag., hinged aluminum upper and lower receiver, non-detachable...
.223 Rem. (prototype cals. were also mfg.), GIO, scaled down version of the AR-10, select-fire machine gun, 20 in. barrel, bolt locks into barrel extension, 20 shot detachable mag., hinged aluminum upper and lower receiver, charging handle...
.223 Rem. cal., GPO, 18 1/4 in. barrel, folding stock. Manufactured by Armalite in Costa Mesa, CA, 1969-1972, Howa Machinery Ltd., Nagoya, Japan, 1972 and 1973, and by Sterling Armament Co. Ltd., Dagenham, Essex, England.
