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From road to gravel, the ULTEGRA RS770 supports wider tires for mixed surface and rough tarmac riding.
The tubeless carbon laminate rims are complimented by CENTER LOCK disc brake hubs, providing confident braking in all conditions.
- Efficient Acceleration
- High Drive Rigidity
- Optbal
- Lightweight & Durable
- Carbon Laminate Rim
- Road Tubeless
- Stability
- Higher Rigidity
- Easy Maintenance And Installation
- Simple Handling & Workability
- Center Lock Mount