Product Description The ProMag DRM-A15 drum magazine is built for Smith & Wesson Shield 9mm pistols and delivers a high 50-round capacity in a durable black polymer drum design. Made in the USA and backed by ProMag&&';;s lifetime guarantee against manufacturer&&';;s defects, it features quality-controlled assembly and a reliability-focused internal design, including precision-formed springs and a robust magazine tower construction for consistent feeding at the range. Product Highlights 50-round drum magazine capacity for extended shooting sessions with fewer reloads Drum housing constructed from a proprietary DuPont Zytel-based polymer for strength and reduced weight Full-length steel internal insert in the upper tower, stamped and welded like a factory magazine Heat-treated stainless-steel magazine spring and injection-molded follower for long-term reliability Made in the USA and backed by a lifetime guarantee against manufacturer&&';;s defects Specs Brand: ProMag Industries Manufacturer Part Number: DRM-A15 UPC: 708279014468 Caliber: 9mm (9mm Luger) Capacity: 50 rounds Magazine Type: Drum Color: Black Body Material: DuPont Zytel-based polymer (drum housing) Upper Tower Construction: Full-length steel internal insert Spring Material: Heat-treated stainless steel Follower: Injection-molded polymer Compatibility: Fits Smith & Wesson Shield 9mm pistols; does not fit S&W M&P 9mm, Shield Plus 9mm, or Shield EZ 9mm 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.