npub17fu6j2mrpgvj4j349a939neephj8v50fhhpd6h95jvy5prf6889ssdvask (npub17fu…vask)
Close to zero. I haven't bicycled regularly since I was teenager, but back then I did about 2000-5000km per year, and a set of tires weighed ~1kg and lasted 3-5 years, and most of the weight was not scrubbed off, but part of the regular waste.