Pop-up drain stopper linkage assembly

A pop-up drain stopper linkage assembly, comprising:

• a lift rod having a bottom end forming an engagement part;
• a connecting bar, having an upper end with an engagement groove corresponding to the engagement part of the lift rod for being engaged and fixed, and the connecting bar having a plurality of holes spaced apart a distance away from the engagement groove;
• a pivot rod having a first end and a second end, a section adjacent the first end has a plurality of fixed portions for tying in with the hole of the connecting bar, and each of the fixed portions and any one of the holes being capable of passing through and positioning with each other;
• and a drain stopper having a bottom portion connecting to the second end of the pivot rod;
• wherein the engagement part has a hook-shaped configuration;
• wherein each of the fixed portions of the pivot rod has a concave arc structure with inward curve;
• wherein a convex arc portion is connected between an adjacent two said fixed portions of the pivot rod;
• wherein an outer diameter of the section of the pivot rod adjacent the first end is slightly larger than or equal to an inside diameter of the holes of the connecting bar.