Handbuilt for quality reassurance the CeramicSpeed SRAM DUB BBright Coated Bearing Kit outperforms any rival Featuring an integrated dust cover for all models a snug and secure fit that fully protects the face of the bearing The CeramicSpeed SRAM DUB BBright Coated Bearing Kit delivers outstanding performance and stiffness without any sacrifices The new SRAM DUB crank standard is built on a 2899 spindle which allows for a more contamination resistant BB design while retaining the ultraefficient longlasting quality that your bike deserves The Ceramicspeed BBright SRAM DUB Coated Bearing Kit is unparalleled in durability and efficiency

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