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The new Sram DUB bottom brackets have a simple job: Connect your cranks and protect the smoothness and power delivery to your drivetrain. DUB technology has been manufactured so that the bottom bracket is all one piece.
For better crank compatibility. For better protection against the elements. For long-term performance. To be stronger, smoother and simpler.
Box Type | Press-Fit30 |
Bearings | Steel |