Since the item is ordered from a warehouse in Taiwan, it usually takes about 6-10 days for delivery, not including Saturdays and Sundays. Compatibility: Road bike guide pulley set for Ultegra/Dura Ace 6700/6800/7900/7970/9000/9070, etc. Not compatible: 105, R8000 / R9100 Number of pulley teeth: 14T (Upper) sealed bearing /16T (Lower) sealed bearing Material: Aluminum (Pulley/Cage) Weight: Approx. 67g

KCNC Road Bike Derailleur Pulley Wheel Kit for Dura Ace/Ultegra The system consists of Top 14t & Bottom 16t alloy pulley wheels fitted with low friction bearings and a lightweight cage made from 7075 Alloy . The Oversized Pully Wheel SYS system reduces friction in the pulleys by 45 % and for your optimised performance. The system is compatible with Ultegra/Dura Ace 10s and 11s, electronic and mechanical rear derailleur . Top Pully :14T Bottom Pully :16T Matiral : 7075 Alloy Color:Black / Red / Gold available Weight : approx .57 grams For Road Ultegra/Dura Ace 6700/6800/7900/7970/9000/9070 use


Color: ‎Black
Battery included or built-in: ‎No
Style: ‎ Pulley
Packing size: ‎19.4 x 7.9 x 3.4 cm; 70 g