One Pair (2) Oversize 12T/14T Ti Ceramic Bearing Derailleur Pulleys
- Compatible with ALL Shimano 11 speed R9100, R9150, R8000, R8050
- Compatible with ALL SRAM 11 speed Road and MTB derailleurs
- Larger Pulleys + High Precision Bearings = Lower RPM x Lower Drag = Less Watt Waste
- Upper 12T Pulley- Crisp Shifting: Tooth profile taller squared = Aggressive chain movement
- Lower 14T Pulley- Silent Running Quiet Efficiency: Tooth profile shorter rounded = Smooth chain running, Low friction.
- Bottom Pulley Conti-Wave Design- Continous chamfer on every tooth. Reduce chain noise. Reduce contact area between teeth and chain inner plates by 82.5%
- Super Slick PVD Titanium Coating on Pulleys: 43% Less Friction than anodized. Long lasting clean aesthetics
- Super smooth high quality Sealed Titanium Ceramic Bearings- Up to 60% less friction
- Ti Ceramic Bearing Technology: Features proprietary Titanium Nitride coated stainless steel races and cones.
- TiN Nano-Technology surface treatments fill stainless steel pores making the bearing races smoother, harder, and more durable than standard stainless races.
- ABEC Grade 5 Titanium Ceramic sealed bearings
- Rolling Element Material: Full Ceramic Si3N4 Grade 5
- Cogs CNC Machined from 7075 Aluminum Alloy
- Ceramic Bearings are resistant to corrosion
- Ceramic Bearings are 60% lighter than steel
- Weight: 21g pulleys, 23g bolts and shim
RACE-Lite OVERSIZE Ti Ceramic Derailleur Pulley Set
21g for both pulleys