DURAMAG 30rd AR-15 Mag, 5.56 NATO/.223/300BLK, Rainbow 9 Pack Overview The DURAMAG magazine represents an upgraded version of the traditional USGI magazine, designed for users who demand exceptional performance and reliability. These battle-tested, lightweight, and durable magazines have become the preferred choice for military, law enforcement, and civilian users around the world. Key Features Caliber Compatibility: 5.56 NATO / .223 Remington / .300 Blackout Capacity: 30 rounds Design: Features a Post and Hole(TM) design and robotic welding for consistent, smooth feeding Storage: Safe for extended storage while loaded without the risk of swelling or flexing like polymer magazines Material: FDE Color is stainless steel; the rest are aluminum Specifications Platform Compatibility: AR-15 Applications Perfect for tactical training, target practice, and personal defense, the DURAMAG magazine is engineered for those who need a dependable magazine in any situation. With its robust construction and smooth functionality, it's the go-to choice for professional shooters and enthusiasts alike. Additional Features Advanced Engineering: The Post and Hole(TM) design and fully robotic welding ensure a consistent, smooth feeding experience every time. Durable Finish: The Type-III hard-coat anodized finish is integrated into the aluminum, providing long-lasting color and resistance to wear. Reliable Performance: Designed for long-term use and the harshest conditions, the DURAMAG is the trusted magazine of choice for tactical and defense applications. With these cool colors and premium construction, the DURAMAG magazines offer unmatched performance for shooters who demand the best.