Shimano SM-CRM81 FC-M8000 Single Chainrings

Description

• Shimano XT chainrings for FC-M8000 with Dynamic Chain Engagement technology for efficient chain management. 

• New Deore XT 1x11 speed chain rings have been developed thanks to studies with world level cross-country and trail riders in all conditions, from the dry and dusty conditions of the Americas and southern Europe to the heavy mud of winter-time northern Europe. 

Features

• New 3D composite chain ring's teeth composition is optimized for each chainwheel load
• Dynamic Chain Engagement (DCE): Designed to provide superior chain retention, lower driving sound and increased durability
• Steel driving gear teeth and aluminum support gears
• Designed for 1x drivetrains - No ramps are pins
• Enhanced chain retention
• Bolt Circle Diameter: 4x96mm