The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design.
Key Features
- Features 13-tooth upper and 19-tooth lower, titanium pulley wheels with Grade 3 Silicon Nitride balls
- Titanium PVD coated pulley wheels are 3D-printed and hollow for additional weight savings and durability
- Robust cage crafted from polyamide and carbon fiber for durability and light weight
- Coated bearing races increase bearing service life by increasing hardness of race and reducing corrosion
- Compatible with Dura Ace 9200 and Ultegra 8100 series (Fits 11-30 and 11-34 Shimano 12spd Cassette options)
- Four spring tension settings allow customized setup based on ride conditions
- Integrated stop tower for simple installation and durability
- CeramicSpeed coated bearings include a lifetime warranty
Specifications
| Defined Color |
Black |
| Defined Color |
Silver |
| Drivetrain Speeds |
12 |
| Fits Brand |
Shimano |
| Fits Model |
Dura-Ace R9200 Series |
| Fits Model |
Ultegra 8100 Series |
| Largest Cog |
34 |
