Shimano CN-6701 Ultegra 10-Speed Chain 402-576

Shifting precision and smoothness has been significantly improved through the use of different inner and outer plate chamfers and dimensions to accommodate the different shifting requirements of moving the chain inward and outward on the drivetrain.

Features
*Not copmpatible with 9-speed system
*Super Narrow Chain for 10-speed
*Special chain connection tool(TL-CN23/CN32) is required
*Weight:280g(116link)