The Ismi 20 LB. C/S Recoil Spring delivers dependable, government-spec performance for 1911 pistols, offering a robust 20-pound mass that supports smooth cycling across a range of loads while maintaining consistent felt recoil and reliable lockup. Designed with the 1911 Government platform in mind, this recoil spring pairs seamlessly with compatible frames to help restore slide timing, reduce hammer follow, and promote steady accuracy during practice sessions or duty carry. The durable construction and precise tension are crafted to withstand rigorous use, ensuring the pistol returns to battery quickly after each shot and maintains consistent muzzle behavior under repeated firing. Ideal for shooters seeking a value-focused upgrade to improve recoil management and reliability, this spring integrates into the trusted 1911 Government configuration without altering other components, supporting straightforward service and maintenance. Whether youre tuning a competition build, restoring a classic 1911, or refining everyday carry performance, the Ismi recoil spring offers a practical balance of resilience and precision that helps you maintain control, shoot tighter groups, and enjoy a smoother shooting experience.