- Extender clamps to steerer; stem clamps to extender
- Adds 2 to 3-1/4" height to threadless steerer
- Includes top cap and long bolt
- 40mm of threadless steerer is required for proper installation
- Do not stack steerer extenders; no more than one steerer extender recommended per bike
- WARNING: Dimension Steerer Extender is not recommended for use on forks with carbon fiber steerers
