Effective, Easy-To-Install Cure-Saves Carefully Stoned Sear & Hammer Notches Exclusive, "split" center leg of spring keeps constant forward pressure on trigger to prevent ham-mer/sear notch damage (which can cause dangerous "hammer follow") on guns equipped with lightened or "traditional", custom trigger jobs. Allows hammer to stand cocked under most normal conditions and will not affect trigger break or pull. Can be used with lightweight triggers or Gold Cup-style hammers.