Product Description The ProMag DRM-A41 drum magazine is built for the FN SCAR 17 in .308 Winchester/7.62x51 and offers a high-capacity 50-round loadout in a durable black polymer drum design. It combines a proprietary DuPont Zytel-based polymer drum housing with a steel-reinforced upper tower for reliable fit and feeding. An injection-molded follower and a heat-treated stainless steel spring help ensure consistent operation, and it is made in the USA and backed by ProMag&';s lifetime guarantee against manufacturer defects. Product Highlights 50-round drum magazine designed to fit the FN SCAR 17 .308 rifle platform Drum housing constructed from proprietary DuPont Zytel-based polymer for strength and reduced weight Steel internal insert in the upper tower (stamped and welded) for added rigidity Injection-molded follower and heat-treated stainless steel spring for dependable feeding Made in the USA and backed by a ProMag lifetime guarantee against manufacturer defects Specs Brand Name: ProMag Industries Manufacturer Part Number: DRM-A41 UPC: 708279015106 Firearm Fit: FN SCAR 17 Caliber: .308 Winchester / 7.62x51 NATO Capacity: 50 rounds Color: Black Body/Housing Material: DuPont Zytel-based polymer drum housing Upper Tower Construction: Steel internal insert (stamped and welded) Follower: Injection molded Spring Material: Heat-treated stainless steel Country of Manufacture: USA 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 product&';s manufacturer.