The BB30-SHIM adapts 24mm Spindle Cranks (Shimano, FSA, etc.) to work on BB30 frames. Simply tap the adapters into the 6806 bearing in the BB shell, install the spindle and cranks. Use Crank Spindle Spacers to adjust your chainline, or take up any side-to-side movement in your cranks.
- Machined engineering-grade Delrin.