Introducing the ultimate solution for firearm enthusiasts seeking precision and reliability - the Professional 3-1/2 lb. Trigger Pull kit for 1911 autos. This meticulously engineered kit offers a seamless upgrade to your 1911, delivering a smooth, clean-breaking trigger experience without the hassle of extensive modifications. Designed for effortless installation, the kit includes a fully prepared and chamfered pro hammer (201Pro), along with a pre-ground and pre-polished sear, springs and disconnector. These components are crafted to fit most 1911 models, ensuring a perfect drop-in fit with no additional fitting required. Engineered for durability, this trigger kit is guaranteed to withstand heavy, continuous use, making it an ideal choice for both professional shooters and hobbyists alike. Elevate your shooting performance with this professional-grade trigger upgrade and experience the precision and reliability that only a finely-tuned 1911 can offer. Compatible with series 70 and the majority of series 80 models Series featuring the original colt 1911 spur hammer will necessitate modifications to the grip safety Manufactured in the USA