Bottom bracket

What’s the best choice on a new bike ? BSA or BB30 bottom bracket?

All our karcass frames allow you to possess both. By switching the bottom bracket housing you will be able to mount your favorite crankset for the most effective performance.

In Stock

Soon available for sale. Possibility to reserve your product karcass by sending a request to info@karcass.bikes

Informations

On a standard way our frames are sold with a 68 mm BSA bottom bracket and GXP adaptator (SRAM ref 00.6415.045.000). The BB30 bottom bracket can be ordered if you need it. By this way, your frame stay 100% flexible and allow you to use all crankset.

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