Replacement tips for walking sticks can easily be found at Chain Hardware Stores like ACE-My favourite is "
ACE"-(endorsed by John Madden.) But, before You go to the store-Measure the Tip of the Stick because they come in varying diameters. The tips are found in the section where You can buy screws, bolts and nuts by the one-zies; in pull out drawers. It is usually about one half of an entire aisle. They are reasonably priced. The really fancy ones with bumps on the bottom are usually available from Stickmakers.