Sponsored This site contains affiliate links for which we may receive compensation. More information
Sport is good UK 9.24 GBP
9.24 GBP
13-11-2025 03:53:55
The Bosch Gen 3 O‑Ring keeps the chainring locked in place on Active and Performance e‑bikes, sealing the gap between spider and lockring to stop slippage and keep the drivetrain free of dust and grime.
