Campagnolo Cassette Lockring

- Fits 2000 and newer Campagnolo wheels
- Fits all Fulcrum wheels
- Fits 1999 Record/Chorus hubs and all Campy hubs 2000-newer
- 27.0mm thread OD

10-speed:
- For use with Campagnolo cassettes with 12 to 16 tooth first position cogs
- Lockring has a 38.5mm flange diameter

11-speed:
- For use only with Campagnolo 11 speed cassettes with 12 tooth first position cogs