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The Darkside 29 Track BSA bottom brackets offered the perfect combination of large bearings and high stability of the axle. With the latest CNC processing technology, the bottom brackets are made of high-strength 7075-T6 aluminum. These bot...
Reviews
5.0
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Smother than I expected
For the price I am very surprised by the performance, smooth and quiet pedalling. The durability will depend 100% on the maintenance you give them.