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Shimano

Shimano Dura Ace 7900 English Thread Fit Bottom Bracket

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689228248052

The bottom bracket bearings for the HollowTech II FC7900 crankset, which is the ultimate crankset for stiffness whilst keeping weight low for performance riding and racing.

Top Features of the Shimano Dura Ace 7900 Bottom Bracket Cup Set

Minimal bearing interface gives superbly smooth rotation
Distinctive style that exudes quality and perfection
Required for installation of FC7900 chainset, with a choice of English or Italian thread BB cups