With the same engineered technology as the Shimano Dura-Ace crank, the Shimano Ultegra FC-6700 road crankset uses a hollow outer chainring to save weight and boost rigidity for optimal power transfer and positive shifting under load.
Item No. » YC-FC6700
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Sorry, this item is Out of Stock. You can still order it and we will ship it to you as soon as it comes in.