Description
Description
Optimized sprocket design for precise shifting Improved shifting function for more precise shifting and less weight.
Super-light, high-strength aluminium carrier
Wide range of gear steps
The four large titanium sprockets
| Range of use | Road |
| Gradation | 11-23 |
| Exact gradation | 11-12-13-14-15-16-17-19-21-23 |
| Gears | 10 |
| weight | 163 g |
| groupset | Dura-Ace |
| Compatible chain | HG 10-speed |
| Abbreviation | CS-7900 |
| Part no. | ICS790010123 |
| Model year | 2008 |
| Product type | Cassette |
