More magazines means less time loading at the range. Compact and highly durable the ProMag AR-15 10 round magazine is perfect as a spare or replacement.Constructed of Dupont Zytel Polymer ProMag magazines are designed utilizing modern precision molding of Mil-Spec compounds and feature injection molded mag followers and mag springs formed from chrome silicone wire.Every ProMag magazine is backed by a lifetime guarantee against manufacturer's defects.FeaturesCaliber: 223 RemCapacity: 10rdFinish: TanModel: StandardMaterial: DuPont Zytel PolymerType: DetachableModel Fit: AR-15Brand Fit: AR-15 PlatformCapacity: 10