The BBT-18 is a heavy duty investment-cast tool for removing and installing components with an eight-notch tool fitting, including select cartridge bottom brackets, as well as chainring lockrings on some e-bike drivetrains.

Installs and removes the following components with eight-notch tool fittings:

Shimano® Octalink® drive-side bottom bracket cups with external notches
ISIS Drive bottom bracket cups including Truvativ® and Bontrager®
Front chainring lockring for Bosch® Gen 3 and Gen 4 e-bike systems
Front chainring lockring for Specialized® Levo Brose e-bike systems

Tool specifications:

8 notches with a nominal outside diameter of 43.4 mm
The hole in the center of the casting is 22.5 mm, and will not fit over 30 mm spindles
Features 36 mm wrench flats

  • The BBT-18 is a heavy duty investment-cast tool for removing and installing components with an eight-notch tool fitting, including select cartridge bottom brackets, as well as chainring lockrings on some e-bike drivetrains.

    Installs and removes the following components with eight-notch tool fittings:

    • Shimano® Octalink® drive-side bottom bracket cups with external notches
    • ISIS Drive bottom bracket cups including Truvativ® and Bontrager®
    • Front chainring lockring for Bosch® Gen 3 and Gen 4 e-bike systems
    • Front chainring lockring for Specialized® Levo Brose e-bike systems

        • Tool specifications:

      • 8 notches with a nominal outside diameter of 43.4 mm
      • The hole in the center of the casting is 22.5 mm, and will not fit over 30 mm spindles
      • Features 36 mm wrench flats

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  • We accept all payment methods supported by eBay.

  • We use Royal Mail for the majority of our UK orders due to their reliable service and proven track record. Please see below for Royal Mail's suggested delivery times regarding the services we use (these are guidelines and times may vary depending on your geographical location within the UK).

    2nd class services: Royal Mail 48 / Royal Mail Tracked 48 are a 3-5 working days.

    1st class services: Royal Mail 24 / Royal Mail Tracked 24 are a 1-2 working days.

    Important Note: These delivery times start from when we have dispatched your order and not from when your order was placed.

    We usually dispatch all orders the same day, if ordered before our cut-off time. However some items are located at non-dispatch warehouse locations which means an extra day or two before we dispatch the order. If you are in any doubt please see the 'Postage and Payments' tab within the eBay listing for estimated delivery times.

  • Returns are accepted.  If you wish to return an item after receiving your order you have 30 days to return your item.

    Buyer pays the return postage.

     

     

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    If you are happy with your purchase, please leave positive feedback for us.

    Should you be unhappy or experience a problem with your order please contact us immediately via eBay messaging or phone.  We will endeavour to turn an unhappy experience into a positive one.  We will answer all messages within 12-24 hours and leaving a negative feedback should be treated as a last resort option. 

  • SDJ Sports was founded in 2012 by Steve Gill, Dominic Coates and Joe McNeice - three sports retail business professionals and keen sports enthusiasts who shared a common vision - to offer quality sports brands at all price points to worldwide customers and to fully utilise their combined years of experience and supplier relationships in the sports retail sector.

    We are committed to provide you with the very best online shopping experience. 

    Our store features many products spanning a large range of sports.