Digirt oversized Pulley Wheel System
The system consists of Top 11tooth & Bottom 16tooth alloy pulley wheels fitted with low friction bearings and a lightweight cage made from 7050 Aooly .
The Oversized Pully Wheel SYS system reduces friction in the pulleys by 45 % and for your optimised performance.
The system is compatible with Shimano Ultegra/Dura Ace 10s and 11s, electronic and mechanical rear derailleur .
Top Pully :11T
Bottom Pully :16T
Matiral : 7050 Alloy
Weight : 66 grams
For Road Shimano Ultegra/Dura Ace 6700/6800/7900/9000 use
