Shimano Dura-Ace R9100 Pedals Axle Length:+4mm Bearings are made from pure

Bearings are made from pure Silicon Nitride material with extreme high density from uniform compaction

just under the arms

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This crankset is fully compatible with Trek's BB90 bottom bracket standard

Effortlessly fine-tune up to 14 speeds through the WheelTop app

Shimano Dura-Ace R9100 Pedals Axle Length:+4mm Bearings are made from pureSuper lightweight carbon SPD SL road pedal for high performance road racing. Lightweight carbon body provides large shoe contact area to maximise power transfer and support whilst reducing weight. The wide flat profile gives better road clearance and cornering, also allowing wider bearing placement for increased rigidity and uniform load distribution. Low profile 8. 8mm body height from axle centre to cleat contact surface. Silky smooth 3 bearing axle