Product Description The ProMag AR-15 5.56mm 65-round drum magazine is built for high-capacity shooting with rugged, USA-made construction. Its proprietary DuPont(TM) ZytelA(R) based polymer body is paired with over-molded stamped steel feed lips and a steel magazine catch for strength where it matters most. An injection-molded follower and a heat-treated chrome silicon wire spring help support reliable feeding, while the drum design is made for easy loading. ProMag magazines are manufactured and assembled in the U.S.A. and are backed by a lifetime guarantee against manufacturer defects. Product Highlights 65-round drum magazine designed to fit AR-15A(R) 5.56mm rifles Proprietary DuPont(TM) ZytelA(R) based polymer body for rugged, lightweight durability Over-molded stamped steel feed lips and steel magazine catch for added strength Heat-treated chrome silicon wire spring with precision-wound construction Made in the USA and backed by ProMags lifetime guarantee against manufacturer defects Specs Product Type: Drum magazine Compatibility: AR-15A(R) 5.56mm rifles Capacity: 65 rounds Color: Black Body Material: DuPont(TM) ZytelA(R) based polymer (proprietary) Feed Lips / Magazine Catch: Over-molded stamped steel Follower: Injection molded Spring Material: Heat-treated chrome silicon wire Country of Manufacture: USA Manufacturer Part Number: DRM-A8 UPC: 708279014178 Brand: ProMag Industries Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the products manufacturer.