Shop › MAG UTG PRO AR15 223/5.56 30RD MAG UTG PRO AR15 223/5.56 30RD $11.97 Leapers, Inc. - UTG Magazine, With Window, 223 Remington/556NATO, 30 Rounds, Fits AR Rifles, Polymer, Black RBUAM01 Quantity: Add To Cart Added! Leapers, Inc. - UTG Magazine, With Window, 223 Remington/556NATO, 30 Rounds, Fits AR Rifles, Polymer, Black RBUAM01