Product Description The ProMag MKA 1919 drum magazine is built for 12 gauge shotguns that use 2-3/4" shells, delivering a high-capacity 15-round loadout in a rugged drum format. It combines a durable polymer drum housing with a reinforced upper feed tower that incorporates a full-length internal steel insert to help support reliable feeding and long-term durability. Designed with an injection-molded follower and a heat-treated stainless-steel spring, this magazine is made in the USA and backed by ProMag&';s lifetime guarantee against manufacturer&';s defects. Product Highlights 15-round 12 gauge drum magazine for faster reload cadence and extended time between reloads Designed for MKA 1919 pattern shotguns using 2-3/4" shells Polymer drum housing (DuPont Zytel-based) paired with a steel-reinforced upper feed tower Injection-molded follower for smooth, consistent cartridge presentation Made in the USA and supported by ProMag&';s lifetime guarantee against manufacturer defects Specs Brand Name: ProMag Industries Manufacturer Part Number: MKA-A3 UPC: 708279015090 Gauge: 12 Gauge Shell Length Compatibility: 2-3/4" shells Capacity: 15 rounds Magazine Type: Drum magazine Construction: Polymer drum housing (DuPont Zytel-based) with steel-reinforced feed tower Follower: Injection molded Spring: Heat treated stainless steel Country of Manufacture: Made in 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.