Might be a stupid answer, but is it the little rubber hairs that exist on a new rubber tire? They look harmless enough, but I can attest, they will chew through paint and into carbon if they are hitting the chainstays.
Related topics
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
| Carbon wheel flex? | 11 | 4743 | December 11, 2019 | |
| Horrible scraping noise and feeling with new wheels after crash | 14 | 1580 | May 2, 2023 | |
| Saddle pain/rubbing | 12 | 1010 | October 1, 2024 | |
| 140 vs 160 Rotor Rub Question | 13 | 1278 | June 29, 2023 | |
| Front disc brake rub | 7 | 673 | October 23, 2020 |