Seatpost shim Cane Creek 30.9→31.6 mm: an adapter for a 30.9 mm post in a 31.6 mm frame.
| Feature | Specification |
|---|---|
| Colour | Black |
| Seatpost diameter | 30.9 mm |
| Frame bore | 31.6 mm |
| Post compatibility | Rigid, suspension and dropper posts |
| Material compatibility | All seatpost and frame materials |
| Exclusion | Not for internal wedge-style seatpost clamps |