Complete, easy-to-install kit means little to no gunsmithing required for a custom, 2-A 3/4 pound trigger pull that breaks clean and crisp. Hammer and sear are EDM machined from long-wearing carbon steel, vapor honed then fully ground and prepped so you get a light, crisp-breaking trigger pull without the hard work. Provides faster lock time, shorter trigger travel and improved accuracy. Kit includes Ron's special springs, hammer and stainless steel sear shims that help eliminate excessive tolerances, plus a slave pin to make reassembly even easier. DOES NOT fit 10/22A(R) Magnum rifles. Mfg: Power Custom SPECS: Kit includes hammer, sear, XP hammer spring, sear disconnector spring and trigger return spring, (2) trigger shims, (2) hammer shims, sear slave pin and complete instructions. DOES NOT fit 10/22A(R) Magnum.