Keep your 1911 running with the Springfield Armory PI4521 10-round magazine, built for dependable feeding and smooth performance in .45 ACP. Made from durable stainless steel, this single-stack magazine offers the solid feel and corrosion-resistant finish shooters appreciate for range sessions, training days, and backup carry use. The extended 10-round capacity gives you more time on target with fewer reloads, making it a practical choice for shooters who want a magazine that works hard without adding unnecessary bulk.

Designed specifically for 1911 platforms, this magazine helps maintain a secure fit and consistent cartridge alignment for reliable operation. Its clean stainless steel construction is easy to maintain and adds lasting durability to your gear. Whether you are replacing a worn magazine or adding an extra to your rotation, the PI4521 delivers the straightforward performance and trusted fit expected from Springfield Armory accessories.