ProMag Industries DRM-A37 40-Round Drum Magazine for Glock 21 .45 ACP

ProMag Industries Drum Magazine, 45 ACP, 40 Rounds, Fits Glock 21, Polymer, Black DRM-A37 The ProMag Industries DRM-A37 Drum Magazine is designed specifically for Glock 21 pistols chambered in .45 ACP, offering reliable high-capacity performance. Crafted in the USA, this magazine is built with precision-wound heat-treated chrome silicon springs that ensure smooth feeding and consistent operation. Every component undergoes rigorous quality checks during assembly to guarantee durability and functionality, backed by ProMag's lifetime guarantee against manufacturer defects. The black finish provides a sleek look and corrosion resistance, making it suitable for both competition and tactical use. This 40-round drum magazine is an excellent choice for shooters seeking extended firepower without sacrificing reliability or quality. Its robust construction and careful manufacturing process make it a dependable accessory for serious shooters and professionals alike. Features: * Capacity: 40 rounds for extended shooting sessions * Caliber: Designed specifically for .45 ACP pistols * Material: Durable construction with heat-treated chrome silicon springs * Color: Black finish for corrosion resistance and sleek appearance * Made in the USA and backed by a lifetime guarantee against manufacturer defects