The Mission First Tactical EXD Magazine for AR-15 and M4 platforms is constructed of durable polymer and holds 30 rounds of .223 Rem/5.56 NATO ammunition. This magazine features a Blue Line Flag design, enhancing its tactical appeal. The Extreme Duty model is engineered to be 50% stronger and three times more impact resistant than traditional nylon magazines.Key FeaturesCapacity: Designed for 30 rounds of ammunition.Material: Constructed from a durable polymer for enhanced strength.Model Fit: Compatible with AR-15 and M4 firearms.Finish: Features a Black Matte finish combined with a Blue Line Flag design.