- The system is compatible with Shimano Ultegra r8000 r8050 / Dura Ace r9100 r9150 11s rear derailleur.
- Almost have the same efficiency ratio with Ceramicspeed.
- KCNC Road Bicycle Bike Oversized Pulley Wheel Cage
- KCNC Wheel Bearings reduce friction, which gives you a lower rolling resistance.
- Upgrading your wheel bearings to oversized pulley will maximize the return you get from your energy.
- KCNC oversized pulley cage reduce friction and increases resistance to contamination and corrosion.
- Coated bearings prolong the lifetime even further.
- The system consists of Top 12t & Bottom 16t alloy pulley wheels fitted with low friction bearings and a lightweight cage made from 7075 Alloy.
- The Oversized Pully Wheel System reduces friction in the pulleys by 45 % and for your optimised performance.
- Top Pulley :12T sealed bearing
- Bottom Pulley :16T sealed bearing
- Cage Material : 7075 Alloy
- Weight : approx. 64g
- Pulley color: Black(as pic. shown)
- OEM package (This item is exactly as pictured and does not include retail package)
Content: 1 pc / pack