• Absolute precision and reactivity are guaranteed by the new outer plate made of aluminium as per the 11s design
• The cage, thanks to the new geometry, is more rigid and lighter, and the silicone rollers reduce vibration and improve the silence of the drivetrain
• Ultra-Shift exclusive parallelogram results in maximum shifting rigidity, fast actuation, precision, and friction reduction for a smooth shift on all levels
• Only compatible with Centaur 11s Shifters
• NOT compatible 11s Chorus, Record, or Super Record shifters

Specifications:

• Model:RD18-CEB1M
• Speed:11sp
• Max:
• Wrap:
• Cage/Mount:Mid
• Ratio:
• Color:BLK
• Wgt:230g
• Compatibility:
• Swing:
• Fit