Part specifically designed for the Shimano Dura-Ace FC-R9100-P 11-speed and FC-R9200-P 12-speed power meter crankset. This is the compression nut for the left-hand crank arm.
This part is only compatible with the Japanese brand’s power metre crankset; this nut is not compatible with the ‘classic’ Shimano Dura-Ace crankset (without the power metre).
Technical specifications:
- Left crank compression nut
- Compatible with the left crank of the 9100-P and 9200-P cranksets (power meter)
- Shimano part number: Y1VU00024