CN-M8100 XT/Ultegra 12-Speed Chain 138 Links Calf Sleeves Compatible with both metal and

Compatible with both metal and resin Shimano brake pads

6mm Super Over Sized design

Durable and lightweight carbon composite body

SPD-SL integrates the shoe and pedal so they perform as a single ultra-efficient component

CN-M8100 XT/Ultegra 12-Speed Chain 138 Links Calf Sleeves Compatible with both metal andShimano XT Ultegra CN M8100 12 Speed Bicycle Chain: The Shimano Deore XT Ultegra CN M8100 12 speed chain is optimized for use with the Deore XT M8100 MTB and 12 Speed Ultegra drivetrain systems. HYPERGLIDE+ technology dedicated chain delivers greater chain retention, improved shifting efficiency, and smoother transmission over rough terrain Extended inner plate improves chain engagement Reduced shift times and pedaling shock