Product Description The ProMag MKA 1919 drum magazine is built for reliable feeding in AkdalA(R) MKA 1919A(R) 12 gauge shotguns using 2-3/4" shells. This 20-round drum uses a hybrid construction with a heat-treated carbon steel upper feed tower paired with an injection-molded polymer drum housing for durability and long-term performance. Inside, an injection-molded follower and a precision-wound, heat-treated chrome silicon spring help deliver consistent function. Made in the USA, ProMag magazines are backed by a lifetime guarantee against manufacturer defects. Product Highlights 20-round drum magazine designed to support extended shooting sessions Fits AkdalA(R) MKA 1919A(R) 12 gauge shotguns and 2-3/4" shells only Hybrid build: heat-treated carbon steel feed tower with injection-molded polymer drum housing Injection-molded follower and heat-treated chrome silicon spring for consistent feeding Made in the USA and backed by ProMag&';s lifetime guarantee against manufacturer defects Specs Brand Name: ProMag Industries Manufacturer Part Number: MKA-A1 UPC: 708279013911 Type: Drum magazine Capacity: 20 rounds Gauge: 12 Gauge Shell Length Compatibility: 2-3/4" only Construction: Heat-treated carbon steel upper feed tower; injection-molded polymer drum housing Follower: Injection-molded Spring: Heat-treated chrome silicon wire 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.