Manufactured in 1964, the second year of SP-1 rifle production at Colt, with three-prong flash hider on the "S 12" and "VP M" marked barrel, standard post front sight on the "A" frame gas block with bayonet lug, windage adjustable flip up two-leaf rear peep sight on the upper receiver with fixed carry handle, no forward assist, short deflector, unserrated bolt carrier with chrome plated firing pin and bolt, "flathead" retainer pin, and two-piece buffer. Features standard markings on the slab side lower receiver, checkered pistol grip, long vented triangular handguard, and fixed buttstock with ribbed rubber buttpad. Includes original Colt cardboard box with matching serial number written on the end label, manual, four extra magazines (two 20 round, two 30 round), as well as a November 1963 issue of Guns & Ammo, June 1993 issue of American Rifleman, and November 2020 issue of Firearms News magazines, each with articles related to the Colt AR-15.