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Shimano SM-CD800 Chain Device

Developed for use with XTR M9100/9120 1x drivetrains with optimized plate construction for chains of the new generation, the Shimano SM-CD800 Chain Device comes in three mounting versions: DirectMount, E-Type or ISCG05, and bolts direclty into the specified frame interface. The design is compatible with 10-45T and 10-51T cassettes and 30-38T chainrings, and a 52mm chainline.


  • Chain retention devices suitable for XTR FC-M9100 / FC-M9120 crank
  • Primarily developed for requirements of Enduro, heavy trail riding
  • Lightweight, stiff, strong and easy to use
  • Optimized plate construction for chains of the new generation
  • Compatible with 10-45T and 10-51T cassettes and 30-38T chainrings
  • Easy adjustment with screw
  • Options: DirectMount, E-Type, ISCG05


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