The MFT Extreme Duty 5.56/.223 30-round magazine utilizes advanced material technology and manufacturing processes for enhanced strength durability and reliability to exceed demanding military performance specifications.MFT Extreme Duty 30-Round Magazine5.56/.223 Remington caliber compatibility3x more impact resistant than traditional nylonsDesigned for AR-15/M4 platforms with wide compatibilityRibbed front and rear gripping surfacesOversized bolt catch for improved functionalityFreedom Fries patriotic graphic designEngineered for AR-15/M4 systems but compatible with a wide range of non-AR15/M4 platforms making it ideal for tactical applications competition shooting and demanding field use where reliability is critical.