The Shimano FC-R8100 50T NK Chainring is a high-performance outer chainring designed for Shimano Ultegra FC-R8100 and FC-R8100-P 2x12-speed road cranksets. 

Key Features:
  • 50-tooth outer chainring designed for Shimano Ultegra FC-R8100 cranksets.
  • Compatible with FC-R8100 and FC-R8100-P cranksets.
  • Designed specifically for 2x12-speed road drivetrains.
  • 110mm bolt circle diameter provides the correct mounting interface.
  • 4-arm gear design ensures compatibility with the specified Ultegra cranksets.
  • HOLLOWGLIDE hollow technology reduces weight while maintaining high structural rigidity.

Who is it for?
Road cyclists using Shimano Ultegra FC-R8100 or FC-R8100-P 2x12-speed cranksets who want a lightweight, rigid 50T outer chainring for efficient shifting and power transfer.
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