
Top-of-the-line rear derailleur with generous use of carbon fiber and titanium for maximum performance at minimal weight.
- Carbon fiber and aluminum construction
- Ceramic bearing pulleys
- Titanium hardware
- Graphics match SRAM Red eTap electronic components
- Rear Derailleur Mount Type: 10x1 Standard
- Rear Der/Shifter Compatibility: SRAM Exact Actuation
- Cage Length: Medium
- Drivetrain Speeds: 11
- Weight: 152
- Color: Black
- keyword search: RD4621
- Chain Wrap Capacity (teeth): 37
- Largest Cog: 32
