The Shimano CN-M9100 XTR/Dura Ace Quick Link 12-speed 126L SIL-TEC Chain is a super narrow lightweight hyperglide chain for smooth shifts and maximum durability.

Features:

Shimano hyperglide chains have computer designed plate profiles to operate seamlessly with Shimano dce chainrings and cassette sprockets, resulting in 1/3 faster shift time than hyperglide systems even under load
Outer plate design has been developed to reduce the chance of chain suck
Sil-tec surface treatment technology (ptfe plating) on inner and outer links and rollers that is smooth running and increases durability
Zinc-alloy plated inner and outer links
Hollow pin for added weight saving
For use with hg drivetrains
Comes complete with quick link which enables fast tool free chain assembly