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    Premium XT bottom bracket keeps the elements out and your cranks spinning freely. 

    The XT BB-MT800 uses smaller ball bearings for smooth operation while durable seals keep the dirt and grime out.  The BB-MT800 is compatible with Shimano Hollowtech II cranks and 68/73mm BB shells.  


    • Excellent seals prevent wear. 
    • Includes BB, spacers, inner sleeve and o-rings. 
    • Compatible with 68 and 73mm BB shells.  
    • For use with Shimano Hollowtech II cranksets.  
    *Please note that our specifications may be impacted by running substitution changes, we highly recommend confirming the specifications of our products at the time of sale. *Recommended Retail Prices are subject to change without notice and may vary from store to store depending on freighting and assembly costs. Please read our Terms & Conditions

    *Giant & Liv Bicycles are available for purchase online, but due to warranty regulations, must be shipped to qualified Giant dealers, as bicycles must be assembled by a qualified bike mechanic in an approved store - This is an international policy and usually will require an additional fee to build the bike. This will be confirmed by one of our online staff after purchase of the bike.

    *Specialized Bicycles are available for home delivery nation wide.

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