The Hexmag Shorty AR-15 Magazine is a reliable 20-round polymer magazine designed for 223 Remington/5.56 NATO ammunition in a sleek grey finish.Hexmag Shorty 20-round magazineCompatible with AR pattern rifles223 Remington/5.56 NATO caliberDurable polymer constructionGrey color finishModel: HX20-AR15-GRYEngineered for reliable feeding and durability this magazine is ideal for training competition or tactical applications with AR-15 platform rifles.