Produced by IMI Defense, we found a small lot of 30 round durable composite polymer magazines for the AR-15 or M-4 rifle in new/unissued condition. This magazine will fit all AR-15 or M4 pattern rifles in 5.56 NATO, .223 Remington or 300 BLK. Specifications and Features: IMI Defense MAG790 .223 Remington/ 5.56 NATO 30 Rounds New/unissued condtion Polymer Magazine Black Fits: Standard Pattern AR-15 Rifles and similar clones