The Harrison Design & Consulting EXTREME SERVICE SEAR delivers the 1911 AUTO HD-120 EXTREME SERVICE IGNITION COMPONENTS designed for serious shooters seeking reliability and precision from their handgun parts, including compatibility with 1911 Government and Officer models. This high-performance sear is engineered to deliver crisp, consistent trigger pull and dependable ignition across demanding conditions, making it a preferred choice for experienced handgunners, competition enthusiasts, and professional gunsmiths alike. Built with meticulous tolerances and durable materials, the EXTREME SERVICE SEAR integrates smoothly with 1911 action parts to optimize lockup, timing, and stability while maintaining safe, predictable operation under recoil and rapid-fire scenarios. Its exacting design supports practical alterations to trigger geometry and engagement surfaces, enabling refined feel without compromising safety. Whether upgrading a duty pistol, range Glock-fighting 1911, or a custom government-issue build, this ignition component helps optimize performance where precision and reliability matter most. Trust Harrison Design & Consulting to provide an advanced, field-tested solution that enhances the shooting experience, ensuring smooth cycling, repeatable resets, and steady ignition consistency across diverse ammunition and shooting disciplines.