Shimano Dura-Ace R9100 Left Crank Arm

Shimano Dura-Ace R9100 Left Crank Arm
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Details

Shimano's R9100 series crank arm achieves the ultimate in optimal power transfer. It does this through a broad Hollowtech II arm which sets the highest standards for stiffness and lightness.

- Spindle Interface Type: Hollowtech II

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