What It Is

Thermoplastic machined adapters for converting 30mm bottom brackets to DUB spindle compatibility.

Best For

Riders retaining 30mm bottom brackets while running DUB (28.99mm) crank spindles.

Compatibility

Compatible with 30mm diameter bottom brackets. Designed for use with DUB (28.99mm) spindle systems.

Design Intent

Designed to enable compatibility between 30mm bottom bracket standards and DUB spindle systems without replacing the bottom bracket.

    30mm-to-DUB Bottom Bracket Adapter

    £20.00
    Product Information

    These adapters are designed to enable compatibility between 30mm bottom bracket systems and DUB (28.99mm) crank spindles, allowing you to retain your existing bottom bracket while upgrading to a DUB-based drivetrain. Specifically these will work if you intent to purchase one of our crankarm options.

    Manufactured from precision-machined thermoplastic, the adapters provide a secure and consistent interface between the bottom bracket and spindle. This ensures correct alignment and reliable operation under load, without the need to replace or modify your existing bottom bracket setup.

    By converting a 30mm bottom bracket to accept a DUB spindle, these adapters offer a simple and effective solution for riders looking to integrate newer crank systems without unnecessary component changes.
    Technical Specifications

    WEIGHT
    - 4g adapters (pair)

    IMPORTANT
    These are only compatible with 30mm diameter bottom brackets. They can not be used with 24mm, GXP or any other bottom bracket standard.
    What's Included

    WATTS IN THE BOX
    - 1x pair of 30mm-to-DUB adapters
    Install Guides & Resources

    🔗 Technical Resources and Install Guides
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