Shimano CN910 12 Speed Bike Chain Quick LinkEasy to install and specific to Shimano 12-speed chains, the CN910 Quick Link simplifies the chain joining process and removes the need for tools. Benefitting from Shimano’s Sil-Tec technology, it brings you slick gear changes, quiet operation and enhanced durability - key qualities for aggressive mountain bike (MTB) riding on the toughest terrains.Features:Use: Mountain Bike (MTB)Speed: 12 speed Type: Non-reusableCompatible Chain: Shimano Hyperglide+Technologies:Sil-Tec: Shimano’s ultra-low friction surface treatment. Superior to simple coating, Sil-Tec is an advanced plating process that improves system performance through the use of embedded fluorine particles. Sil-Tec products run smoother and wear longer in all conditionsHyperglide+: Improved chain retention encourages more aggressive all-terrain riding and relieves chain-issue anxiety. Smoother drivetrain transmission and enhanced shifting performance sharpens riders’ concentration and improves acceleration. Better chain engagement cuts abrasion, reduces maintenance and lengthens the lifespan of the chainA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.