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R9100 and Ultegra 6870/6770 equipped bicycles
Shimano Rear Direct Mount
Road Lite Pro - 1998-1999
All Di2 components on the bicycle require the same firmware version
Steerer Extender Vendor_Nathan R9100 and Ultegra 6870/6770 equippedDimension Steerer Extender adds 2 to 3 1 4" height to steerer. Extender clamps to steerer; stem clamps to extender Adds 2 to 3 1 4 inch 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
