Ismi STI Magazine Spring for 1911 Commander 45 ACP High Capacity

The ISMI STI Magazine Spring is expertly designed for those who demand reliability and performance from their handgun magazines, specifically tailored for STI and Infinity high-capacity models. Crafted to fit the iconic 1911 and Commander models chambered in .45 ACP, this magazine spring enhances the feeding process, ensuring smooth and consistent operation during use. Made from high-quality materials, the spring provides optimal tension and durability, which translates to improved reliability i