Shimano Dura-Ace FH-7900 Rear Hubs. Both the hub and freehub body have evolved to improve rigidity for efficient power transfer and quick handling. The bearings have been updated with a new tool-free bearing adjuster for quick bearing adjustments. The freehub has a durable titanium shell and quick engagement internals.
- Compatible with all 8- or 10-speed Shimano cassettes
- Titanium freehub body and an aluminum axle
- Freehub body utilizes four pawls for quicker hub engagement