edcfans 3 Pack Thumb Stud Replacement for Buck 110 Knife with Hex Wrench (Black+Sliver+Brass)

I know it's a significant percentage of what you paid for the knife, but if you like it and want to use it... https://a.co/d/0fXGDuEx I've put these things on a couple of knives, and once you find the sweet spot for that particular blade (and your preference), they actually work quite well.