fatbeowulfThe first successful production 30 Round magazine. Colt was awarded a government contract for these magazines in May 1969. These magazines had the Colt part number for the body stamped on the right side (62667) and the followers were emerald green with the follower part number painted in white (62665A) Eventually the numbers were dropped from the production process, followers were switched to black nylon. source: https://www.ar15.com/forums/ar-15/Development-of-the-AR-15-Magazine-and-Photo-Resource-Thread/123-784346/? $75 for both
