The Wolff Gunsprings 23 lb Factory 1911 Auto Hammer Spring delivers reliable ignition performance for 1911 and Commander models, providing a precise, factory-rated power that helps ensure smooth, consistent hammer travel and dependable searing of primer strikes. Designed as a drop-in upgrade for standard 1911 platforms, this one-piece hammer spring is crafted to meet Wolffs exacting specifications, offering durable metallurgy and a balanced feel that suits daily range use, competition, and field deployments alike. By matching the factory weight, it supports steady trigger feel across a variety of ammo while helping maintain dependable cycling and timing without sacrificing reliability. This 1 each pack is ideal for handguns that demand a trusted, consistent hammer release, whether youre rebuilding a classic 1911 or fine-tuning a Commander configuration for serious practice or duty readiness. Pair it with compatible components to optimize hammer travel, reset speed, and ignition consistency, and enjoy improved accuracy through consistent lockup and predictable trigger response. Wolff Gunsprings stands behind this hammer spring as a practical, performance-minded choice for handgun enthusiasts who value durability and repeatable results.